Kamisuwa Onsen Shinyu
上諏訪温泉 しんゆ
Nagano Suwa
長野県 諏訪市
AT A GLANCE
Kamisuwa Onsen Shinyu is a simple spring (pH 8.4, mildly alkaline). Contains ≥50 mg/kg of metasilicic acid, certified as a beauty spring. Per Japan's Ministry of the Environment guidelines, indicated for autonomic disorder, insomnia, and fatigue recovery.
SOURCES
If a source spring listed for this facility looks incorrect, please contact us.
USAGE
HeatedNo
DilutedYes
RecycledNo
FilteredNo
DisinfectedNo
AdditivesNo
Diluted: 貸切風呂・客室露天は源泉かけ流しだが、湯口横のカラン（源泉・湯・水）で入浴者が自由に加水できる（温泉手帖 2025年9月宿泊記）。大浴場も加水あり。
▸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
Tattoo
Confirming
Private bath (Kashikiri)
Available
Room with private open-air bath
Available
About tattoos and onsen
Travelers with tattoos can still bathe comfortably in a private bath (Kashikiri) or a room with a private open-air bath.
Hours
Weekdays: 11:00〜09:30
Weekends & holidays: 11:00〜09:30
Bathing hours for the public bath (for staying guests). Day-use bathing is currently suspended.
Closed days: Open all year round
Transit
15 minutes walk from JR Kamisuwa Station (上諏訪駅), or 5 minutes by free shuttle bus (13:00-17:00). 15 minutes by car from Suwa IC (諏訪IC) on the Chuo Expressway (中央自動車道).
Parking
Available, free (60 spaces, 2 for large buses, 3 for microbuses, 60 for passenger cars).
Phone
Facilities
Public BathOpen-air BathSaunaPrivate BathTea LoungeGift ShopVending MachineBicycle Rental
House rules
All rooms are non-smoking (smoking area is on the 1st floor). From October 1, Reiwa 6 (2024), entry of opposite-sex individuals into the public bath and changing rooms will be limited to children aged 6 and under.
This information may change without notice. Please contact the facility directly for accurate details.
Plan your onsen trip
Onsen towns are often rural with patchy Wi-Fi and limited public transport. Sort out data, tours and a car before you go.
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- Tours, passes & transfersGetYourGuide
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REVIEWS
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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