Best onsen for Insomnia in Oita

8 picks ranked from onsen analysis-sheet data (official, verified and free-flowing sources prioritised)

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Etabia Yufuinkinrinko Simple Spring
Simple SpringVerified
Etabia Yufuinkinrinko
ETAVIA湯布院金鱗湖
Oita Yufu· ETAVIA 湯布院金鱗湖
Kinrinko's Moisturizing Spring

This private spring gushes near Lake Kinrin in Yufuin, one of Japan's premier onsen destinations. The ETAVIA Yufuin Kinrinko Gensen is a simple hot spring, blessed by Mt. Yufu, known for being gentle and non-irritating to the skin. Within the history of Yufuin, long cherished as a health resort, this water has quietly soothed the minds and bodies of its visitors. Surrendering to the bath, you'll feel a smooth, lotion-like texture envelop your skin, allowing you to forget the hustle and bustle of daily life. It is a spring full of gentleness, recommended for those seeking a moment of peace.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.4
TEMP39.9
KEY MINERALS
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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
TEMP56.3
KEY MINERALS
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Hoteru Sambari Anekkusu Simple Spring
Simple SpringVerified
Hoteru Sambari Anekkusu
ホテル サンバリー アネックス
Oita Beppu· ホテルサンバリーアネックス
Port Town's Silky Skin Spring

This private source is pumped from 300 meters underground in the port area of Beppu, Japan's premier onsen city. Drilled exclusively for the Hotel Sun Valley Annex, this spring delivers the blessings of Beppu's waters to its visitors. [3] The simple, mildly alkaline thermal water is gentle and characterized by a smooth texture that softly envelops the skin. After bathing, the skin feels silky and deeply moisturized. It is an ideal spring for those seeking to gently unwind both body and mind amidst the energy of Beppu.

Onsen Ryokan
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.3
TEMP52.2
KEY MINERALS
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Yufuinyuuberu Simple Spring
Simple SpringVerified
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
TEMP58.8
KEY MINERALS
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An Bar Yufu Inn Chloride Spring
Chloride SpringCarbonated SpringVerified
An Bar Yufu Inn
AMBER Yufuin
Oita Yufu· AMBER Yufuin
The Amber Moisture Spring

This is a newly drilled source in the Yufuin Onsen area, which boasts one of the largest outputs in Japan. Nestled at the foot of Mt. Yufu, this hot spring resort has long been cherished for therapeutic bathing. The AMBER Yufuin source features a high alkalinity of pH 8.9, combining the qualities of a bicarbonate spring that smooths the skin by removing old keratin, and a chloride spring that helps retain body heat. It is particularly characterized by its abundance of metasilicic acid, a natural moisturizing component.

Onsen RyokanRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.9
TEMP68.1
KEY MINERALS
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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
TEMP44.9
KEY MINERALS
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Ukihabekkan Shinshiyou Sulphur Spring
Sulphur SpringSimple SpringVerified
Ukihabekkan Shinshiyou
浮羽別館 新紫陽
Oita Hita· 浮羽別館・新紫陽
Bungo's Silken Retreat

Amagase Onsen is one of Bungo's three great hot springs, alongside Beppu and Yufuin. The Ukihabekan Shinshiyo source is drawn via a 150-meter deep powered drill from a hillside site. With over 1,300 years of history, Amagase's waters were mentioned in the ancient "Bungo Fudoki" chronicles and have long been cherished for therapeutic bathing. This source combines pH 8.9 alkalinity with sulfur properties, gently removing old skin cells for a smooth feel. You can enjoy a silky skin sensation after bathing, perfect for those seeking to refresh mind and body.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.9
TEMP79.7
KEY MINERALS
5.8 mg/kg
12.2 mg/kg
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Oyado Nurukawaonsen Simple Spring
Simple SpringVerified
Oyado Nurukawaonsen
御宿 ぬるかわ温泉
Oita Yufu· ぬるかわ温泉
The Skin-Nourishing Spring

Gushing in the renowned Yufuin Onsen region, the Nurukawa Onsen source is beloved for its tranquil setting despite being conveniently located near Lake Kinrin. This spring is characterized by its soft, clear, and gentle water, a classic simple onsen cherished by many facilities in Yufuin. Its weakly alkaline nature is mild on the skin, leaving you feeling refreshed yet deeply warmed after bathing. It's the perfect spring for days when you want to gently unwind both mind and body amidst the idyllic scenery of Mount Yufu.

Onsen RyokanPrivate Rental BathRoom with Open-air Bath
StimulationBactericidalSkin BeautyHeat RetentionRelaxation
pHMildly Alkaline8.3
TEMP68.3
KEY MINERALS
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Why onsen are considered good for Insomnia

The benefits of an onsen vary by spring type. Certain spring types are traditionally considered good for Insomnia, and the corresponding indications are listed in the legally required onsen analysis sheets. my Onsen Techo ranks the onsen best suited to your symptom and area based on analysis-sheet data, which is mandated for display under Article 18 of Japan's Hot Spring Act. Each onsen page shows mineral visualisations, bathing tips and booking options.