Sukayu
Image: 楽天トラベル

Sukayu

酸ヶ湯
Info pending

Aomori Aomori

青森県 青森市

Onsen RyokanFree-Flowing Onsen

AT A GLANCE

Sukayu is an acidic spring, sulfur spring, iron spring, sulfate spring, and chloride spring (pH 1.7, strongly acidic). Naturally flowing (no recycling or dilution). Contains ≥50 mg/kg of metasilicic acid, certified as a beauty spring. Per Japan's Ministry of the Environment guidelines, indicated for atopic dermatitis and psoriasis.

SOURCES
♨Sukayu Onsen (Netto)
酸ヶ湯温泉（熱湯）
Acidic Sulfur-containing Iron (II,III) Aluminum Sulfate and Chloride Spring (hydrogen sulfide type)
酸
Acidic Spring
硫
Sulphur Spring
鉄
Ferruginous Spring
硫塩
Sulphate Spring
塩
Chloride SpringpH 1.7148.8℃
See effects, components & details
♨Sukayu Onsen (Yonbu Robu no Yu)
酸ヶ湯温泉（四分六分の湯）
Acidic Iron(II,III)-containing Aluminum Sulfate and Chloride Spring
酸
Acidic Spring
鉄
Ferruginous Spring
硫塩
Sulphate Spring
塩
Chloride SpringpH 1.5367.1℃
See effects, components & details
♨Sukayu Onsen (Hie no Yu, Shika no Yu and Kasuga Mixed Spring)
酸ヶ湯温泉（冷の湯(大)(小)、鹿の湯、春日源泉混合泉）
Acidic Sulfur-containing Iron (II,III) Aluminum Sulfate and Chloride Spring (hydrogen sulfide type)
酸
Acidic Spring
硫
Sulphur Spring
鉄
Ferruginous Spring
硫塩
Sulphate Spring
塩
Chloride SpringpH 1.7444.9℃
See effects, components & details

If a source spring listed for this facility looks incorrect, please contact us.

How Long to Stay (Toji)
Start with 2 nights / 3 days

Japan’s Ministry of the Environment notes that even a short stay refreshes you. For a full therapeutic cure, around 2–3 weeks is the guideline.

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USAGE
Free-Flowing Onsen
Pure spring water — no dilution, no recirculation
HeatedNo
DilutedNo
RecycledNo
FilteredNo
DisinfectedNo
AdditivesNo
▸Note

The temperature, pH and component values shown here are based on the hot spring analysis (source). Actual values in the bath may differ depending on heating, dilution, recycling and filtration. Please check current usage status at the facility.

FACILITY INFO
AI draft (unverified)
Official site
Official siteOpen
Tattoo
No tattoosBathing is not permitted for guests with tattoos. Please consult the front desk if you have a tattoo. Please note that tattoos associated with organized crime are strictly prohibited.
Bathing wear (Yuami-gi)
Paid rental
About tattoos and onsen
Hours
Weekdays: 07:00〜18:00
Weekends & holidays: 07:00〜18:00
Reception for Hiba Senninburo (mixed-gender bath) closes at 17:30. Women-only hours are 8:00-9:00. The separate male/female small bath 'Tama-no-Yu' is open from 9:00-17:00 (last entry 16:30).
Closed days: Open all year round
Transit
From JR Aomori Station (JR Aomori Eki), take the JR Bus bound for Lake Towada (Towadako) for about 70 minutes, and get off at Sukayu Onsen (Sukayu Onsen). From Shin-Aomori Station East Exit (Shin-Aomori Eki Higashi-guchi), it's about 1 hour 20 minutes by JR Bus. A free shuttle bus service is also available from Shin-Aomori Station East Exit for overnight guests (reservation required).
Parking
Free public parking is available. During winter, the snow removal area for parking spaces is reduced, and 4WD vehicles or anti-slip devices like tire chains are required.
Day use fee
¥1,000Adult fee includes rental towels. Elementary school students are 500 yen, and infants are free. A multi-pass ticket for 6 baths (5,000 yen) is also available.
Phone
017-738-6400
Facilities
Hiba Senninburo (Mixed-gender Grand Bath)Tama-no-Yu (Separate Male/Female Small Bath)Day-use Rest Area (Otaka-gaga Salon, Nebuta Lobby)Souvenir ShopLight Meal Cafe 'Bunabayashi'GalleryHealth Consultation RoomMassage
House rules
Hiba Senninburo (Hiba Senninburo) does not provide soap or shampoo. Please use the separate male/female small bath 'Tama-no-Yu' (Tama-no-Yu) for washing your body. Bathing wear is limited to items sold or rented by the facility; outside bathing wear is not permitted. If you wish to self-cater, you may use the cooking area, but please bring your own chopsticks, knives, cutting boards, etc. Razors are also not provided, so please bring your own.
Sources
tabiiro.jp公式onsen-life.comyamareco.comatca.infospa.or.jp楽天rurubu.jpja.tattoo-go.inhicbc.comaomori-tourism.com
This information may change without notice. Please contact the facility directly for accurate details.
Famous Onsen Area
Sukayu Onsen — overview, spring types, and access
硫黄泉酸性泉

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✨ The descriptions, catch phrases, and translations on this page are generated by AI (Claude). pH, temperature, and component values are OCR-extracted from the official analysis report. Learn more