Right Onsen › Tokyo › Koto City
Kameno-yu
3.7★ · 59 Google ratings · Koto City, Tokyo · 亀の湯
✓ Day visitors
Before you go
Can you bathe here?
Day visitors
✓ YesFrom the facility's listing
Hours
Not publishedCall ahead
Tattoos
? Call aheadNo policy stated in the 37 recent reviews we read
Bathing
Men and women separateReported by two visitors
How we know this
- Day visitors: Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise. · from the listing category
- Bathing arrangement: Men's and women's baths are separated, with a traditional bandai attendant seated between the two entrances. · 2 visitors, Mar 2022 – Jan 2024
The bath
What you’ll find
Kameno-yu is an old-fashioned Koto-ku neighborhood sento with two indoor tubs around 41-42°C, no sauna or outdoor bath, and free soap/shampoo; multiple 2026 reviews say it may close entirely by the end of May 2026.
Bath setup
Indoor baths
2Confirmed by recent visitor reports
Outdoor bath
✕ NoReported by one visitor
Sauna
✕ NoReported by one visitor
Cold bath
✕ NoReported by one visitor
View
GardenConfirmed by recent visitor reports
Rest area
✓ YesReported by one visitor
Spring water
Bath temperature
42°CConfirmed by recent visitor reports
How we know this
- Indoor baths: The bath area consists of two tubs, a larger and a smaller one, described consistently across several years. · 3 visitors, Feb 2021 – Nov 2023
- Outdoor bath: The bath has no outdoor tub. · 1 visitor, May 2026
- Sauna: There is no sauna in the communal bath. · 1 visitor, Apr 2020
- Cold bath: There is no cold plunge bath. · 1 visitor, May 2026
- View: A small garden or veranda is visible from the changing area, noted across several visits. · 3 visitors, Jul 2020 – May 2026
- Rest area: A small seating area for resting after bathing exists, though one visitor noted few chairs. · 1 visitor, May 2022
- Bath temperature: Bath temperature was most often reported around 41-42°C, though other reviews described it as cooler (about 38°C) or hotter (up to 44°C). · 3 visitors, Nov 2023 – May 2026
Guide
Good to know
Rest area
A small seating area for resting after bathing exists, though one visitor noted few chairs.
Reported by one visitorBath temperature
Bath temperature was most often reported around 41-42°C, though other reviews described it as cooler (about 38°C) or hotter (up to 44°C).
Reports differ; confirmed by recent visitor reportsPractical
What you need
Soap & shampoo
✓ ProvidedConfirmed by recent visitor reports
How we know this
- Soap & shampoo: Body soap and shampoo are provided free at the washing stations, though one review noted only one dispenser per row. · 3 visitors, Jul 2021 – Jan 2024
Getting there
How to get there
Nearest station
Minami-sunamachiAbout 12 min on foot, 0.9 km in a straight line
Address
4 Chome-20-25 Kitasuna, Koto City, Tokyo 136-0073From the facility's listing
Show a driver
亀の湯The name in Japanese, for a taxi or at the counter
Phone
+813-3644-6514Japanese-speaking. For tattoos or private baths a call is the only sure answer
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Questions
Common questions
Can I visit Kameno-yu without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
