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Hot Springs for Chronic Joint Pain & Neuralgia | All 10 Spring Types Including Radon

Published May 6, 2026·1min read

Chronic muscle pain, joint pain, and neuralgia are general bathing indications for all 10 Japanese spring types. Radioactive springs (radon springs) additionally carry specific indications for gout and rheumatoid arthritis. The combined effects of heat, hydrostatic pressure, and buoyancy — reinforced by mineral-specific actions — offer meaningful symptom relief.

Hot Springs for Chronic Joint Pain & Neuralgia | All 10 Spring Types Including Radon
Applicable spring types
10 types
Analysis records
111 records
Table of Contents
  1. Spring types with evidence for chronic pain
  2. Onsen minerals involved in joint pain
  3. How hot springs ease joint pain and neuralgia
  4. How to bathe safely with joint conditions

Spring types with evidence for chronic pain

Specific indications for rheumatoid arthritis and gout. The hormesis effect (low-dose radiation stimulation of cellular defence) is thought to suppress inflammation

Known as the "wound spring" — improves joint blood flow and relieves stiffness

Improved circulation delivers oxygen and nutrients to inflamed tissue

Sustained heat retention reduces joint chills and pain

See the full 10-spring-type guide

Onsen minerals involved in joint pain

RadonRead the mineral guide

The star of radioactive springs — its hormesis effect helps suppress inflammation and ease pain.

Sulfate ionRead the mineral guide

The core of the "wound spring" — improves blood flow around joints and relieves stiffness.

How hot springs ease joint pain and neuralgia

The heat of a hot spring dilates vessels at the affected site, raising blood flow that flushes away pain-triggering substances while loosening stiff muscles. In the water, buoyancy reduces load on the joints and hydrostatic pressure acts like a pump to aid blood and lymph circulation. On top of this, radon in radioactive springs suppresses inflammation via the hormesis effect, and sulfate springs support stiffness relief through improved circulation.

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How to bathe safely with joint conditions

  1. Avoid bathing during acute inflammation (significant swelling and heat in the joint)Bathing is only recommended for chronic joint pain, not acute flare-ups. If a joint is actively swollen, hot to the touch, and painful, onsen bathing is contraindicated as it may worsen the inflammation. Wait until this acute phase subsides.
  2. Water temperature 40–41°C — avoid hot springs above 42°C near inflamed jointsA moderate temperature of 40–41°C is ideal for soothing joints. Water that is too hot (above 42°C) can potentially aggravate inflammation and increase pain in the affected area. Always test the water temperature before fully immersing yourself.
  3. Use buoyancy to perform gentle range-of-motion exercises in the water (aquatic therapy)The water's natural buoyancy supports your body, reducing the load and stress on painful joints. This allows you to perform slow, gentle movements and stretches that might be difficult on land, effectively turning your bath into a gentle rehabilitation session.
  4. Move the affected joint slowly after bathing to maintain circulationTo prolong the benefits of your bath, perform some slow and gentle movements with the affected joint after you get out. This helps maintain the improved blood circulation achieved in the warm water and can prevent the joint from stiffening as it cools.

Related Onsen Facilities

40 matches
Isawa Onsen Simple Spring
Simple SpringVerified
Isawa Onsen
旅館 日の出温泉
Yamanashi Fuefuki· 旅館 日の出温泉1Isawa Onsen
Gentle Mildly Alkaline Waters

Nestled in Kasugai-cho, Fuefuki City, Yamanashi Prefecture, a region renowned for its grape cultivation, this gentle hot spring is a true blessing from the earth, cherished by locals for generations. Its lukewarm waters, around 36.3℃, offer a comfort that invites you to linger indefinitely. The soft, weakly alkaline water delicately envelops the skin, gradually releasing tension from the body's core. It's a soothing retreat for those seeking to alleviate daily fatigue and find deep relaxation in mild waters.

Onsen RyokanDay-use BathPrivate Rental Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.1
0714
TEMP36.3
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

A trace component with gentle antibacterial and anti-inflammatory action.

93.1 mg/kg

Softens dead skin cells for a silky bathing feel.

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Villa Reine Suite02 ^ Simple Spring
Simple SpringInfo pending
Villa Reine Suite02 ^
Oita Beppu· Villa Reine
The Soothing Spring of Kamegawa

The Villa Reine source is a private hot spring drilled for the "Villa Reine" accommodation, located in the Kamegawa Onsen area, one of the eight famous springs of Beppu. This region has long been known as a therapeutic spa area with a charming, tranquil seaside atmosphere. With a weakly alkaline pH of 7.7, this gentle spring is ideal for long, relaxing soaks. Its abundant metasilicic acid helps to moisturize the skin, leaving it feeling silky smooth after bathing. It is the perfect spring for those wishing to deeply heal mind and body away from the hustle and bustle of daily life.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline7.7
0714
TEMP46.3
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

A trace component with gentle antibacterial and anti-inflammatory action.

Softens dead skin cells for a silky bathing feel.

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Onneyu Onsen Tsutsuji Sou Simple Spring
Simple SpringInfo pending
Onneyu Onsen Tsutsuji Sou
温泉民宿 つつじ荘
Kyoto Rubeshibe, Kitami· いずほ3号井
The Alkaline Awakening Spring

The Izumi Gōi Gensen is the vital source supporting Onneyu Onsen, a renowned hot spring in Hokkaido, whose name translates to "large hot water" in the Ainu language. Since its establishment in 1899, this region has been cherished as a "skin-beautifying spring." The thick, highly alkaline water from this source gently envelops the skin, leaving it remarkably smooth and silky after bathing, as if adorned with a delicate veil. It is an ideal spring for those wishing to experience nature's blessings and enhance their skin's condition.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Alkaline9.2
0714
TEMP45.7
0℃50℃100℃
KEY MINERALS
5.6 mg/kg

A trace antibacterial component that keeps skin clean.

A natural moisturizer that leaves a hydrated feel on the skin.

Gentle antibacterial action that conditions the skin.

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Misora Yufuin Simple Spring
Simple SpringInfo pending
Misora Yufuin
Misora Yufuin
Oita Yufu· MISORA YUFUIN
The Sky-Soaking Spring

The MISORA YUFUIN source emerges in Yufuin, a hot spring village at the foot of Mt. Yufu. As a gentle alkaline simple spring with low irritation, it is suitable for everyone, from babies to the elderly. Steeping in these waters feels like being enveloped in a rich lotion, its thick texture deeply moisturizing dry skin. In this land surrounded by abundant nature, you can forget the hustle and bustle of daily life and enjoy a tranquil time to release your mind and body.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.5
0714
TEMP49.4
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

A trace component with gentle antibacterial and anti-inflammatory action.

Softens dead skin cells for a silky bathing feel.

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Osawa Onsen Simple Spring
Simple SpringVerified
Osawa Onsen
大沢温泉 湯治屋
Iwate 花巻市· 大沢温泉 (大沢の湯)Osawa Onsen
A beauty hot spring with a rich texture that deeply moisturizes the skin.

Osawa Onsen, a famed hot spring in Iwate reportedly beloved by author Kenji Miyazawa, draws from the "Osawa-no-Yu" source. It boasts a silky, lotion-like texture, a gift of its high alkalinity at pH 9.0. Soaking in this smooth water, like a fine lotion, gently exfoliates the skin, leaving it feeling exceptionally smooth after your bath. It's a gentle, healing spring that soothes both mind and body, perfect for those seeking a peaceful escape to unwind and care for themselves.

Onsen RyokanDay-use Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Alkaline9
0714
TEMP51.2
0℃50℃100℃
KEY MINERALS
5.8 mg/kg

A trace antibacterial component that keeps skin clean.

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer that leaves a hydrated feel on the skin.

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Arimaonsen Takayamasou Hanano Radioactive Spring
Radioactive SpringSimple SpringChloride SpringInfo pending
Arimaonsen Takayamasou Hanano
有馬温泉 高山荘 華野
Hyogo Kobe· ラドン泉, 1号1
The Silver Spring of Healing

This Radon-sen No. 1 source plays a key role as one of the "Ginsen" (Silver Springs) that color the history of Arima Onsen, one of Japan's three ancient hot springs. In contrast to the reddish-brown "Kinsen" containing iron, Ginsen is characterized by its clear, smooth feel. The water from this source is said to gently stimulate cells and vitalize the body as it's absorbed through breathing.

Onsen RyokanRoom with Open-air BathTattoo OK (public bath)
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.94
0714
TEMP14.6
0℃50℃100℃
KEY MINERALS
637 マッヘ単位

A rare radioactive spring where trace radiation absorbed via inhalation and skin is expected to stimulate cells (the "hormesis effect").

2.8 mg/kg

A trace antibacterial component that keeps skin clean.

A natural moisturizer that leaves a hydrated feel on the skin.

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Yufuinonsen Yufunogou Saigakukan Simple Spring
Simple SpringVerified
Yufuinonsen Yufunogou Saigakukan
柚富の郷 彩岳館
Oita Yufu· 柚富の郷 彩岳館 温湯Yufuin Onsen
Yufu's Blessing, a Silky Skin Spring

This is one of the private sources gushing in Yufuin Onsen, one of Japan's most popular hot spring resorts. The "On-yu" source is a simple hot spring drawn from within the property, known for being gentle and suitable for everyone due to its low mineral content. Its weak alkalinity of pH 8.2 gently removes dead skin cells, leaving the skin feeling smooth. Rich in metasilicic acid, a natural moisturizing component, it helps hydrate the skin after bathing. This spring is recommended for those seeking a gentle bath to unwind both body and soul while surrounded by the majestic nature of Mount Yufu.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.2
0714
TEMP44.9
0℃50℃100℃
KEY MINERALS

A natural moisturizer that leaves a hydrated feel on the skin.

Softens dead skin cells for a silky bathing feel.

0.9 mg/kg

A trace antibacterial component that keeps skin clean.

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Yufuinyuuberu Simple Spring
Simple SpringInfo pending
Yufuinyuuberu
湯布院温泉 由布院ユウベルホテル
Oita Yufu· 由布院ユウベルホテル1号泉
The Soothing Spring for Silky Skin

Gushing forth in the Yufuin Onsen area at the foot of Mt. Yufu, the Yufuin Yubel Hotel No. 1 Spring embodies the town's spirit. Yufuin, one of Japan's most famous hot spring resorts, has a history of avoiding boisterous development, instead cultivating a tranquil retreat where pastoral landscapes meet art. This alkaline simple spring, with its low-irritant properties, is a perfect expression of that philosophy. The soft, pH 8.5 water gently envelops the skin, leaving it feeling smooth and refreshed after bathing. It is a fine spring that offers a peaceful escape for those seeking to unwind both body and soul.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.5
0714
TEMP58.8
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

Softens dead skin cells for a silky bathing feel.

A trace component with gentle antibacterial and anti-inflammatory action.

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Unazukionsen Sanyanagitei Simple Spring
Simple SpringVerified
Unazukionsen Sanyanagitei
宇奈月温泉サン柳亭
Toyama Kurobe· 混合さく井水(宇奈月温泉 第1、3、4、5、6、7、9、11号井、白噴泉)Unazuki Onsen
Gorge's Beauty Spring

This naturally gushing mixed source is located about 7km upstream from Unazuki Onsen, nestled within the Kurobe Gorge's Kuronagi Onsen area. Since its water was first drawn through wooden pipes in Taisho 12 (1923), it has continuously supplied a generous 2,100 liters per minute of hot spring water to the Unazuki Onsen town. Renowned as Japan's clearest, its soft waters gently embrace the skin and offer a restorative warmth that permeates deep into the body. It is highly recommended for those seeking deep relaxation, rejuvenation, and a chance to forget daily fatigue amidst the blessings of magnificent nature.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline7.83
0714
TEMP90.8
0℃50℃100℃
KEY MINERALS
8.1 mg/kg

Mild antibacterial action keeps the skin clean. Trace transdermal absorption supports tooth and bone health.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

A trace component with gentle antibacterial and anti-inflammatory action.

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Tanokura Simple Spring
Simple SpringVerified
Tanokura
旅亭 田乃倉
Oita Yufu· 田乃倉温泉Yufuin Onsen
Yufu's Silken Blessing

Gently bubbling forth in the Yufuin basin at the foot of the famed Mount Yufu, Tanokura Onsen is one of the area's many distinctive springs. This region has long been cherished as a therapeutic hot spring destination. This specific source is characterized by its silky-smooth texture, a gift of its weak alkalinity with a pH of 8.4. The water gently envelops the skin, leaving it feeling deeply moisturized after bathing. It is a tranquil spring that offers solace to those wishing to escape the hustle and bustle and unwind in a serene, natural setting.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.4
0714
TEMP51.2
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

Softens dead skin cells for a silky bathing feel.

A trace component with gentle antibacterial and anti-inflammatory action.

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Bansuiroufukuzumi Simple Spring
Simple SpringVerified
Bansuiroufukuzumi
萬翠楼 福住
Kanagawa Hakone· 湯本温泉 湯本 第3号Hakone Onsen
The Gentle Spring of Oku-Yumoto

Hakone Yumoto Onsen, said to have been discovered in the Nara period, is home to Yumoto Onsen No. 3. This source quietly gushes from its location in the deepest part of the area, along the Sugumo River valley. Excavated as a horizontal tunnel during the Meiji period, this naturally gushing spring yields soft, alkaline waters that gently envelop the skin. After a bath, one can expect a feeling of lightness, both in body and mind. It continues to be cherished and utilized by surrounding onsen facilities, beloved by those seeking to quietly restore their body and mind amidst abundant nature.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.9
0714
TEMP42.4
0℃50℃100℃
KEY MINERALS

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer that leaves a hydrated feel on the skin.

Gentle antibacterial action that conditions the skin.

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Tougen Kurobe Unazukionsen Simple Spring
Simple SpringInfo pending
Tougen Kurobe Unazukionsen
TOGEN 黒部 宇奈月温泉
Toyama Kurobe· 宇奈月温泉Unazuki Onsen
Pristine Piped Gorge Spring

This hot spring embodies the enduring passion of pioneers, delivered from Kuronagi Onsen in the upper reaches of the Kurobe River to Unazuki Onsen, approximately 7km downstream, after arduous wooden pipe laying construction in Taisho 12 (1923). Gushing at an abundant rate of approximately 2,000 liters per minute, its colorless and transparent waters seem to embody the pristine clarity of the gorge itself. With a soft touch that gently envelops the skin, it slowly warms the body to its core. Ideal for those seeking to unwind their mind and body, embraced by nature, at the various inns and public bathhouses throughout the town.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.2
0714
TEMP98.3
0℃50℃100℃
KEY MINERALS
6.2 mg/kg

A trace antibacterial component that keeps skin clean.

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer that leaves a hydrated feel on the skin.

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Suzuka Circuit Natural Onsen The Spa Simple Spring
Simple SpringInfo pending
Suzuka Circuit Natural Onsen The Spa
鈴鹿サーキット;クア・ガーデン
Mie Suzuka· 鈴鹿サーキット温泉
The Circuit's Soothing Spring

Nestled within the grounds of Suzuka Circuit, one of the world's premier racing courses, this unique hot spring has offered a soothing retreat to race fans and families since its 1994 opening. Its weakly alkaline waters, drawn from underground, are gentle on the skin with minimal irritation, effortlessly permeating the body. Ideal for cooling race excitement and gently refreshing an uplifted mind and body, this spring continues its legacy of healing in a renewed form since 2023, providing tranquility to all visitors.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.3
0714
TEMP44
0℃50℃100℃
KEY MINERALS

Softens dead skin cells for a silky bathing feel.

A natural moisturizer that leaves a hydrated feel on the skin.

A trace component with gentle antibacterial and anti-inflammatory action.

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Jozankei Onsen Hotel Milione Chloride Spring
Chloride SpringInfo pending
Jozankei Onsen Hotel Milione
定山渓温泉 ホテルミリオーネ
Hokkaido Minami Ward, Sapporo· 定山渓温泉 ホテルミリオーネJozankei Onsen
Riverside Source

This source, naturally gushing 200 liters per minute from the Toyohira River riverbed in Jozankei Onsen town, began supplying surrounding hot spring facilities in 1997, named after its founder, Jozan Miizumi. Its colorless, clear waters, with a faint hint of sulfur, are characterized by a gentle salt veil that envelops the skin. The heat slowly penetrates to the body's core, providing restorative warmth that lingers long after bathing. It is a renowned spring offering deep relaxation for those seeking to escape daily hustle and warm their mind and body.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.85
0714
TEMP84.8
0℃50℃100℃
KEY MINERALS

Undissociated boric acid with antibacterial action that keeps the skin surface clean.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

1568 mg/kg

Boosts after-bath warmth and warms the body from the core.

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Arimaonsen Hanakoyado Chloride Spring
Chloride SpringFerruginous SpringVerified
Arimaonsen Hanakoyado
有馬温泉 ホテル花小宿
Hyogo Kobe· 極楽泉源1Arima Onsen
The Taiko's Wish-Fulfilling Spring

Gokuraku Gensen is a source for the iconic "Kinsen" (gold spring) of Arima Onsen, one of Japan's three ancient hot springs. It was once called "Negai no Yu" (Spring of Wishes) and its history is tied to Toyotomi Hideyoshi, who had its waters channeled to his private bathhouse. The rich water, which turns a reddish-brown when exposed to air, has been cherished by therapeutic bathers for centuries. Its high salt concentration envelops the skin, providing long-lasting warmth after bathing. Steeping in this historic spring, you can feel the deep warmth that once soothed samurai warlords, offering a true escape from daily fatigue.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.94
0714
TEMP98.1
0℃50℃100℃
KEY MINERALS

Undissociated boric acid with antibacterial action that keeps the skin surface clean.

7930 mg/kg

Salinity comparable to seawater. The salt film traps heat for outstanding warmth ("hot bath spring").

4336 mg/kg

Salt forms a thin film on the skin, retaining heat after bathing. Helps with poor circulation.

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Kamenoihoteru Kusatsurizoto Acidic Spring
Acidic SpringChloride SpringSulphate SpringInfo pending
Kamenoihoteru Kusatsurizoto
草津温泉ホテルリゾート
Gunma Kusatsu· 万代鉱Kusatsu Onsen
Scalding Strong Acidic Spring

The Mandaiko source, originating from traces of past mining development, is deeply intertwined with Kusatsu Onsen's unique yumomi culture and its long history of toji (therapeutic bathing). Its highly acidic waters, among Japan's most potent, deliver a distinctive tingling sensation, awakening both mind and body and offering a sense of rejuvenation. The high-temperature blessings penetrate deep into the core, leaving you with a surprisingly light and refreshed feeling after your bath. We invite those seeking a genuine toji experience, a true escape from daily life to restore their mind and body, to discover the profound power of this spring.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Acidic1.75
0714
TEMP94.6
0℃50℃100℃
KEY MINERALS
43.2 mg/kg

Strong astringent action that tightens skin. A key component of acidic springs, suited to oily or acne-prone skin.

25.1 mg/kg

Mild antibacterial action keeps the skin clean. Trace transdermal absorption supports tooth and bone health.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

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Hakoneyumotoonsen Hakone Kamon Chloride Spring
Chloride SpringSulphate SpringVerified
Hakoneyumotoonsen Hakone Kamon
箱根湯本温泉 箱根 花紋
Kanagawa Hakone· 箱根の湯 花紋
The Warming Waters of Hakone

Hakone Yumoto Onsen's history is said to date back to the Nara period, making it Hakone's oldest hot spring village. [2, 4] The Hakone no Yu Kamon source is a private spring drilled in this historic land. This sodium/calcium-chloride/sulfate spring follows in the tradition of famous waters once presented to the Shogun's family during the Edo period. [10] Its waters gently envelop the skin, providing a characteristic warmth that lingers long after bathing. It is recommended for those seeking to release mind and body in historic, nature-rich Hakone.

Onsen RyokanDay-use BathPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.3
0714
TEMP64.6
0℃50℃100℃
KEY MINERALS
46.6 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer that leaves a hydrated feel on the skin.

971 mg/kg

Boosts after-bath warmth and warms the body from the core.

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Oyado Konoha Sulphur Spring
Sulphur SpringAcidic SpringChloride SpringSulphate SpringInfo pending
Oyado Konoha
木の葉
Gunma Kusatsu· わたの湯1Kusatsu Onsen
The Cotton-Wrapped Spring

This rare, naturally gushing source emerges from beneath 'Gensenkaku,' nestled beside Kusatsu Onsen's iconic Yubatake (Kusatsu's central hot-water field). Despite its strong acidity, its waters offer a remarkably soft bathing sensation, akin to being enveloped in silk floss. The milky-white waters, renowned for having Kusatsu's finest 'yunohana' (hot spring minerals), gently embrace the skin, contributing to silky skin and providing a restorative warmth that lingers deep within the body. Known as a 'phantom spring' for its history of disappearing once during the Taisho era, it now offers a profound escape from daily life, inviting deep relaxation and rejuvenation.

Onsen RyokanPrivate Rental Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Acidic2.1
0714
TEMP50.2
0℃50℃100℃
KEY MINERALS
44.3 mg/kg

Strong astringent action that tightens skin. A key component of acidic springs, suited to oily or acne-prone skin.

The source of the distinctive sulfur smell. Dilates blood vessels via skin and inhalation to strongly boost circulation.

9.6 mg/kg

Mild antibacterial action keeps the skin clean. Trace transdermal absorption supports tooth and bone health.

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Noboribetsu Onsen Chloride Spring
Chloride SpringFerruginous SpringAcidic SpringSulphur SpringSulphate SpringInfo pending
Noboribetsu Onsen
ホテルまほろば
Hokkaido Noboribetsu· 登別温泉5号泉3Noboribetsu Onsen
Earth's Bounty Salt Waters

Originating from the dramatic Jigokudani (Hell Valley), the potent waters of Noboribetsu Onsen, a renowned hot spring resort in Hokkaido, have long welcomed those seeking therapeutic benefits. This powerful spring gently envelops the skin, delivering restorative warmth that penetrates deep into the body's core. The comforting heat lingers long after bathing, promoting deep relaxation and offering respite from the stresses of daily life. It is highly recommended for individuals desiring an authentic balneotherapy experience in Japan's northern frontier.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.7
0714
TEMP94.9
0℃50℃100℃
KEY MINERALS

Undissociated boric acid with antibacterial action that keeps the skin surface clean.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

4894 mg/kg

Boosts after-bath warmth and warms the body from the core.

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Kusatsuonsen Sen Acidic Spring
Acidic SpringChloride SpringSulphate SpringInfo pending
Kusatsuonsen Sen
草津温泉 千
Gunma Kusatsu· 万代鉱Kusatsu Onsen
Scalding Strong Acidic Spring

The Mandaiko source, originating from traces of past mining development, is deeply intertwined with Kusatsu Onsen's unique yumomi culture and its long history of toji (therapeutic bathing). Its highly acidic waters, among Japan's most potent, deliver a distinctive tingling sensation, awakening both mind and body and offering a sense of rejuvenation. The high-temperature blessings penetrate deep into the core, leaving you with a surprisingly light and refreshed feeling after your bath. We invite those seeking a genuine toji experience, a true escape from daily life to restore their mind and body, to discover the profound power of this spring.

Onsen RyokanPrivate Rental BathTattoo OK (public bath)
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Acidic1.75
0714
TEMP94.6
0℃50℃100℃
KEY MINERALS
43.2 mg/kg

Strong astringent action that tightens skin. A key component of acidic springs, suited to oily or acne-prone skin.

25.1 mg/kg

Mild antibacterial action keeps the skin clean. Trace transdermal absorption supports tooth and bone health.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

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Bourou NOGUCHI Noboribetsu Sulphur Spring
Sulphur SpringChloride SpringSulphate SpringInfo pending
Bourou NOGUCHI Noboribetsu
望楼NOGUCHI登別
Hokkaido Noboribetsu City· 奥の湯Noboribetsu Onsen
Sophisticated Adult Retreat

A new 'Wa-modern' current emerged in Noboribetsu Onsen's history in 2006. This distinctive spring, with its faintly fragrant sulfur, evokes a sense of travel, while its chloride and sulfate composition gently infuses the skin with rich warmth. The heat gradually permeates the body's core, offering a pleasant restorative warmth that endures post-bath. It is perfectly suited for those desiring deep relaxation for mind and body in a sophisticated ambiance, far from daily clamor.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHAcidic5.7
0714
TEMP46.1
0℃50℃100℃
KEY MINERALS
64.1 mg/kg

Undissociated boric acid with antibacterial action that keeps the skin surface clean.

The source of the distinctive sulfur smell. Dilates blood vessels via skin and inhalation to strongly boost circulation.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

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Yuusainoyado Boukai Carbonated Spring
Carbonated SpringChloride SpringVerified
Yuusainoyado Boukai
悠彩の宿 望海
Oita Beppu· 悠彩の宿 望海 本館Beppu Onsen
The Seaside Spring of Silky Skin

This private source gushes in the Kitahama district, part of Japan's premier onsen resort, Beppu, overlooking the bay. Located in an area that has long flourished as an entertainment district, this spring has soothed countless travelers. Combining the qualities of a bicarbonate and a chloride spring, its waters gently exfoliate the skin while a veil of salt locks in moisture. After bathing, you can enjoy a unique texture that is both silky and deeply hydrated. It is a renowned spring perfect for releasing mind and body while feeling the Beppu sea breeze.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.3
0714
TEMP56.3
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

Softens dead skin cells for a silky bathing feel.

A trace component with gentle antibacterial and anti-inflammatory action.

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Hirayu no Mori Chloride Spring
Chloride SpringCarbonated SpringInfo pending
Hirayu no Mori
ひらゆの森
Gifu Hirayu, Okuhida Onsen-go, Takayama City· ひらゆの森の湯と沢水との混合泉Hirayu Onsen
Okuhida hot spring for beautiful skin and relaxation

Hirayu Onsen, nestled deep within Okuhida Onsenkyo and embraced by the Hida Mountains, is an ancient hot spring said to have been discovered by Takeda Shingen's defeated warriors. Its waters, rich in chloride and bicarbonate springs, gently refine the skin, promoting a silky skin sensation, while delivering restorative warmth deep into the body. This pleasant warmth lingers long after your bath, feeling like a blessing from the mountains. It is highly recommended for those seeking deep relaxation and a respite from daily life while admiring the Northern Alps, or for hikers wishing to soothe their weary bodies.

Onsen RyokanDay-use BathPrivate Rental BathTattoo OK (public bath)
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.7
0714
TEMP67.7
0℃50℃100℃
KEY MINERALS
14.9 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

Softens dead skin cells for a silky bathing feel.

A natural moisturizer that leaves a hydrated feel on the skin.

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Tajimayaryokan Sulphur Spring
Sulphur SpringAcidic SpringChloride SpringSulphate SpringInfo pending
Tajimayaryokan
草津温泉 田島屋旅館
Gunma Kusatsu· 湯畑源泉Kusatsu Onsen
The Cure-All Spring

The Yubatake source, naturally gushing from Kusatsu Onsen's iconic Yubatake (Kusatsu's central hot-water field), holds a distinguished history. During the Edo period, it was ranked as the highest-ranking Ozeki in the Onsen Banzuke, recognized alongside the Shirahata source as one of Kusatsu's two major hot springs. Its powerful, pH2 water, permeated with a sulfurous aroma, imparts a refreshing, tightening sensation upon the skin. A soak in this historic, renowned hot spring cleanses the body and mind, offering deep relaxation and rejuvenation from daily fatigue. It is a must-visit for those seeking to feel the energy of a historic hot spring and desire a complete refresh.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Acidic2
0714
TEMP52.3
0℃50℃100℃
KEY MINERALS
49.1 mg/kg

Strong astringent action that tightens skin. A key component of acidic springs, suited to oily or acne-prone skin.

The source of the distinctive sulfur smell. Dilates blood vessels via skin and inhalation to strongly boost circulation.

10.1 mg/kg

Mild antibacterial action keeps the skin clean. Trace transdermal absorption supports tooth and bone health.

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Beppuonsen Hoterunyutsuruta Chloride Spring
Chloride SpringInfo pending
Beppuonsen Hoterunyutsuruta
別府温泉 ホテルニューツルタ
Oita Beppu· ホテルニューツルタ 源泉1号
The Soothing Chloride Spring

Hotel New Tsuruta Gensen 1-go is a private source located in the Kitahama area, the central district of the Beppu Onsen region, which boasts the largest volume of hot spring water in Japan. This source feeds the hotel's panoramic bath, known as "Nijo-no-yu," and is descended from a historic spring said to have been flowing since the Tenpo era (1830-1844). The mildly alkaline chloride spring is gentle on the skin and warms the body to its core. It is recommended for those who wish to unwind and experience a moment of luxury while soaking in historic waters with a view of Beppu Bay.

Onsen RyokanTattoo OK (public bath)
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline7.8
0714
TEMP56
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

Softens dead skin cells for a silky bathing feel.

170 mg/kg

Transdermal absorption gently supports skin hydration and muscle relaxation.

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Shikinoyuzashikimusashinobekkan Chloride Spring
Chloride SpringVerified
Shikinoyuzashikimusashinobekkan
武蔵野別館
Kanagawa Hakone· 温泉村 第114号Hakone Onsen
Warmth of the Valley Spring

Onsenmura No. 114, a chloride spring drawn from approximately 100 meters underground at Miyanoshita Onsen—one of Hakone's renowned Seven Hot Springs—carries a rich history. This area flourished as a therapeutic hot spring resort since the Edo period, evolving into an international destination during the Meiji era. The spring's unique feature is its gentle embrace, forming a 'salt veil' on the skin that slowly warms the body from its core. The restorative warmth lingers long after your bath, promoting deep relaxation for both mind and body. It is highly recommended for those seeking to soothe daily fatigue while immersing themselves in history.

Onsen RyokanPrivate Rental BathRoom with Open-air BathTattoo OK (public bath)
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.1
0714
TEMP60.8
0℃50℃100℃
KEY MINERALS
22.3 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

510 mg/kg

Boosts after-bath warmth and warms the body from the core.

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New Heartpia Onsen Chloride Spring
Chloride SpringInfo pending
New Heartpia Onsen
ニューハートピア温泉
Mie Kuwana· ニューハートピア温泉
The Soothing Saline Spring of Nagashima

The New Heartopia Onsen, located in Nagashima-cho, Kuwana City, Mie Prefecture, an area famous for Nagashima Resort, is sourced from deep underground through drilling and pump-lifting. Its soft, saline waters create a delicate veil on the skin, gently warming the body from its core. The restorative warmth lingers long after bathing, offering deep relaxation for both mind and body. This spring provides a soothing embrace for those seeking profound tranquility after a day of enjoyment in this vibrant leisure destination.

Onsen RyokanPrivate Rental Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral7.4
0714
TEMP49
0℃50℃100℃
KEY MINERALS
4025 mg/kg

Boosts after-bath warmth and warms the body from the core.

2240 mg/kg

Gentle warming effect that helps you stay warm after bathing.

A natural moisturizer that leaves a hydrated feel on the skin.

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Yoshiikeryokan Chloride Spring
Chloride SpringInfo pending
Yoshiikeryokan
吉池旅館
Kanagawa Hakone· 湯本温泉 台帳番号 湯本 第12、72、84、89、99、112号混合泉Hakone Onsen
Hakone's Historic Blended Spring

Nestled in the Hakone Yumoto area, Yumoto Onsen (a blend of sources No. 12, 72, 84, 89, 99, and 112) is a luxurious fusion of six distinct springs. It symbolizes the abundant water volume of Yumoto, which historically thrived as one of the ancient Hakone Seven Hot Springs. The chloride spring water, enveloping the skin like a delicate veil, delivers restorative warmth deep into the body's core. The lingering, cozy sensation after bathing gently promotes deep relaxation, easing away daily fatigue. This spring is recommended for those seeking to deeply warm their body and mind and indulge in tranquil moments.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.1
0714
TEMP63
0℃50℃100℃
KEY MINERALS
40.4 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

1570 mg/kg

Boosts after-bath warmth and warms the body from the core.

A natural moisturizer that leaves a hydrated feel on the skin.

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Gen Hakonegoura Chloride Spring
Chloride SpringVerified
Gen Hakonegoura
玄 箱根強羅
Kanagawa Hakone· 強羅温泉 (5号・6号井混合蒸気造成泉)Hakone Onsen
The Crafted Geothermal Spring

Gora Onsen is a unique "steam-created spring," established in the early Showa period, born from the reaction between volcanic steam from Owakudani and water from Sengokuhara. This blessing embodies the fusion of Hakone's natural power and human ingenuity. A gentle salt veil envelops the skin, delivering heat deep into the body's core, ensuring restorative warmth that lingers long after your bath. It's the perfect spring to soothe the fatigue of an active day and quietly replenish your vitality for tomorrow.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral7.3
0714
TEMP56.2
0℃50℃100℃
KEY MINERALS
30.4 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

559 mg/kg

Boosts after-bath warmth and warms the body from the core.

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Jozankei Onsen Suizantei Chloride Spring
Chloride SpringVerified
Jozankei Onsen Suizantei
定山渓第一寶亭留 翠山亭
Hokkaido Minami Ward, Sapporo· 第9号・10号の混合Jozankei Onsen
Private riverbed spring

The 'Mixed Source No. 9 and 10' naturally gushes from the riverbed of the Toyohira River, which flows through Jozankei Onsen. By blending multiple private sources, this unique and rich hot spring water is created. A gentle salt veil envelops the skin, delivering warmth deep into the body's core, and a pleasant restorative warmth lingers long after bathing. This blessing from the earth is especially recommended for those seeking to release daily fatigue and experience deep relaxation.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.6
0714
TEMP76.4
0℃50℃100℃
KEY MINERALS

Undissociated boric acid with antibacterial action that keeps the skin surface clean.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

1372 mg/kg

Boosts after-bath warmth and warms the body from the core.

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Yuyado Tokinoniwa Sulphur Spring
Sulphur SpringAcidic SpringChloride SpringSulphate SpringVerified
Yuyado Tokinoniwa
湯宿 季の庭
Gunma Kusatsu· わたの湯1Kusatsu Onsen
The Cotton-Wrapped Spring

This rare, naturally gushing source emerges from beneath 'Gensenkaku,' nestled beside Kusatsu Onsen's iconic Yubatake (Kusatsu's central hot-water field). Despite its strong acidity, its waters offer a remarkably soft bathing sensation, akin to being enveloped in silk floss. The milky-white waters, renowned for having Kusatsu's finest 'yunohana' (hot spring minerals), gently embrace the skin, contributing to silky skin and providing a restorative warmth that lingers deep within the body. Known as a 'phantom spring' for its history of disappearing once during the Taisho era, it now offers a profound escape from daily life, inviting deep relaxation and rejuvenation.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Acidic2.1
0714
TEMP50.2
0℃50℃100℃
KEY MINERALS
44.3 mg/kg

Strong astringent action that tightens skin. A key component of acidic springs, suited to oily or acne-prone skin.

The source of the distinctive sulfur smell. Dilates blood vessels via skin and inhalation to strongly boost circulation.

9.6 mg/kg

Mild antibacterial action keeps the skin clean. Trace transdermal absorption supports tooth and bone health.

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Ogawa Onsen Chloride Spring
Chloride SpringCarbonated SpringInfo pending
Ogawa Onsen
小川温泉元湯 ホテルおがわ
Toyama Asahi, Shimoniikawa District· 小川温泉
Hot Spring of Gentleness

Nestled quietly in the mountainous region of Toyama Prefecture, Ogawa Onsen gushes forth. This naturally gushing spring, cherished by locals for generations, delivers the pure blessings of the earth. Its mild, neutral waters gently embrace the body, while a subtle veil of salt ensures a restorative warmth that lingers. Guests will also experience the benefit of silky skin, feeling remarkably light and refreshed after their soak. It is highly recommended for those seeking deep relaxation from daily fatigue, and those desiring gentle comfort for cold sensitivity or gastrointestinal discomfort.

Onsen RyokanPrivate Rental Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
TEMP53.5
0℃50℃100℃
KEY MINERALS
21.4 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer that leaves a hydrated feel on the skin.

Softens dead skin cells for a silky bathing feel.

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Motoyu Jinya Chloride Spring
Chloride SpringInfo pending
Motoyu Jinya
陣屋
Kanagawa Hadano· 鶴巻温泉 (秦野 第12号)
The Calcium-Rich Blessing of Tanzawa

Tsurumaki Onsen's non-volcanic waters, first utilized for bathing in 1889 after well water proved undrinkable, emerge from deep within the Tanzawa Mountains. This spring is a national rarity, exceptionally rich in calcium, gently enveloping the skin. Its restorative warmth penetrates the body's core, fostering deep relaxation and a lasting gentle glow post-bath. Following its history as 'Tokyo's inner parlor,' bustling with therapeutic bathers after the Odakyu Line opened in the early Showa era, it remains ideal for tranquil self-care away from urban clamor.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline7.7
0714
TEMP20.6
0℃50℃100℃
KEY MINERALS

A natural moisturizer that leaves a hydrated feel on the skin.

539 mg/kg

Boosts after-bath warmth and warms the body from the core.

98.4 mg/kg

Softens dead skin cells for a silky bathing feel.

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Noboribetsu Onsen Sulphur Spring
Sulphur SpringChloride SpringCarbonated SpringFerruginous SpringAcidic SpringSimple SpringInfo pending
Noboribetsu Onsen
滝乃家
Hokkaido Noboribetsu· うまの湯3Noboribetsu Onsen
Historic Noboribetsu Healing Waters

Nestled in Noboribetsu Onsen, famously called the "Department Store of Hot Springs" and rooted in the Ainu "Nupur-pet" (deeply colored river), the historic "Uma no Yu" source has flowed since Taisho 6 (1917). Its faint sulfur aroma gently unwinds the mind and body. The waters, softly enveloping the skin, warm the body to its core, providing restorative warmth that lingers. Overlooking a beautiful Japanese garden, this tranquil spring offers deep relaxation, a serene escape from daily commotion.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.4
0714
TEMP62.3
0℃50℃100℃
KEY MINERALS

The source of the distinctive sulfur smell. Dilates blood vessels via skin and inhalation to strongly boost circulation.

28.0 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

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Okuhida Garden Hotel Yakedake Carbonated Spring
Carbonated SpringChloride SpringInfo pending
Okuhida Garden Hotel Yakedake
奥飛騨ガーデンホテル焼岳
Gifu Takayama· 奥飛騨ガーデンホテル焼岳源泉Fukuji Onsen
Blessings of Okuhida, hot spring for beautiful skin

A blessed spring gushing forth in Okuhida Onsen-go, nestled in the heart of the Northern Alps. With a long history of healing the minds and bodies of travelers and bathers, this source is renowned as a 'silky skin spring' due to its abundant bicarbonate ions that smooth the skin. As you immerse yourself, the faint scent of hydrogen sulfide will help release you from the hustle and bustle of daily life. It is recommended for those who wish to refresh both mind and body and seek deep tranquility in nature.

Onsen RyokanPrivate Rental BathTattoo OK (public bath)
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHNeutral6.67
0714
TEMP57.2
0℃50℃100℃
KEY MINERALS
56.6 mg/kg

Undissociated boric acid with antibacterial action that keeps the skin surface clean.

1408 mg/kg

A "beauty spring" that gently emulsifies dead skin cells, leaving skin smooth after bathing.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

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Sengokuharaonsen Senkyourou Acidic Spring
Acidic SpringSulphate SpringChloride SpringVerified
Sengokuharaonsen Senkyourou
仙郷楼
Kanagawa Hakone· 大涌谷温泉 蒸気造成混合泉
Owakudani's Earthly Pulse

Originating from the fumaroles of Owakudani, born from the eruption of Hakone volcano approximately 3,000 years ago, this artificially developed hot spring began to be supplied to Sengokuhara and Gora by Hakone Onsen Kyokyu Co., Ltd. in Showa 5 (1930). Its renowned milky white waters, blended with naturally gushing spring water, offer a pleasant sensation that tightens the skin and a powerful restorative warmth that penetrates deep into the body's core. After bathing, you'll feel surprisingly refreshed and light. It's a perfect companion when you seek to feel the Earth's energy and achieve deep relaxation and rejuvenation for your mind and body.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHStrongly Acidic2.1
0714
TEMP60.6
0℃50℃100℃
KEY MINERALS
7.5 mg/kg

Tightens the skin and balances sebum.

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

14.2 mg/kg

A trace component with gentle antibacterial and anti-inflammatory action.

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Tennenonsen Arisutonhoteruooita Carbonated Spring
Carbonated SpringInfo pending
Tennenonsen Arisutonhoteruooita
天然温泉 アリストンホテル大分
Oita Oita· アリストンホテル大分
Urban Amber Beauty Spring

Drawn from 700 meters beneath the center of Oita City, this private source is a true urban oasis. The Ariston Hotel Oita source boasts a pH of 8.6 and abundant bicarbonate ions, which gently exfoliate the skin, leaving it remarkably smooth. Its amber-hued waters invite deep relaxation, melting away the day's fatigue. It is perfect for those seeking to refresh and rejuvenate after a day of business or sightseeing.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.6
0714
TEMP52.1
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

Softens dead skin cells for a silky bathing feel.

3.4 mg/kg

A trace antibacterial component that keeps skin clean.

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Beppuonsen Shiragiku Carbonated Spring
Carbonated SpringVerified
Beppuonsen Shiragiku
ホテル白菊
Oita Beppu· 楠湯 Beppu Onsen
Beppu's Silken Skin Elixir

This private source, Kusunoyu, gushes forth in the Beppu Onsen area, one of the eight springs of Beppu. While its name is associated with the historic "Kusunoki Onsen" public bath dating back to the Kamakura period, that bathhouse is now closed. This source features a balanced blend of skin-smoothing bicarbonate ions and core-warming chloride ions at a gentle pH of 8.2. As you steep in its waters, the slightly viscous texture envelops your skin, leaving it feeling moisturized and restoratively warm long after you emerge. It is perfect for those seeking to unwind both body and soul in a historic spa town.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.2
0714
TEMP58.2
0℃50℃100℃
KEY MINERALS

A natural moisturizer also used in skincare lotions. Forms a thin veil on the skin to reduce moisture loss after bathing.

Softens dead skin cells for a silky bathing feel.

A trace component with gentle antibacterial and anti-inflammatory action.

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Yujuku Onsen Sulphate Spring
Sulphate SpringInfo pending
Yujuku Onsen
湯宿温泉 金田屋
Gunma Minakami, Tone District· 窪湯(湯宿温泉)
Sulfate Healing Spring

Nestled along the Tone River, Yujuku Onsen has been a beloved hot spring in a quiet post town, cherished by travelers and literati since the Edo period. Its waters, smooth as silk, envelop the skin in a veil of moisture, offering a truly silky skin experience. This restorative warmth penetrates deep into the body's core, gently releasing daily tensions and promoting deep relaxation. It is a renowned spring for those seeking rejuvenation and a peaceful recuperation amidst the tranquil mountain scenery, with its comforting warmth lingering long after bathing.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8
0714
TEMP59.1
0℃50℃100℃
KEY MINERALS
4.1 mg/kg

A trace antibacterial component that keeps skin clean.

A trace component with gentle antibacterial and anti-inflammatory action.

A natural moisturizer that leaves a hydrated feel on the skin.

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Kurama Onsen Sulphur Spring
Sulphur SpringInfo pending
Kurama Onsen
くらま温泉
Kyoto Sakyo-ku, Kyoto· くらま温泉源泉 No.2
The Skin-Beautifying Spring of Kyoto's Mountains

Emerging from a tea field near the gate of Kurama-dera Temple in Kyoto's "inner parlor" during the late Meiji era, this rare and esteemed hot spring offers subtly sulfur-scented waters. Its gentle, weak alkaline touch smoothly envelops the skin, leaving it with a silky feel. After bathing, a refreshing lightness of body and mind promotes rejuvenation. It provides deep relaxation, helping to relieve pain from journeys exploring Kifune Shrine and Kurama-dera Temple, allowing visitors to deeply refresh amidst the beauty of nature through the four seasons.

Onsen RyokanTattoo OK (public bath)
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline7.8
0714
TEMP14.4
0℃50℃100℃
KEY MINERALS

Softens dead skin cells for a silky bathing feel.

The aroma typical of sulfur springs, with circulatory and antibacterial effects.

A natural moisturizer that leaves a hydrated feel on the skin.

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