Right Onsen › Kanagawa › Yokohama
Washinoyu
4.1★ · 875 Google ratings · Yokohama, Kanagawa · 鷲の湯
✓ Day visitors✓ Tattoos allowed✓ Outdoor bath✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesStated on the facility's website
Hours
11:00–00:00From the facility's listing
Closed
IrregularStated on the facility's website
Tattoos
✓ AllowedConfirmed by recent visitor reports
Price
¥570 adultConfirmed by recent visitor reports
Child price
¥250Stated on the facility's website
Bathing
Men and women separateReported by two visitors
How we know this
- Day visitors: stated on the facility's website, read 2026-09
- Closed: stated on the facility's website, read 2026-09
- Tattoos: Multiple visitors and staff (2026) confirmed tattooed customers are accepted without cover requirements. · 3 visitors, Feb 2026 – Jul 2026
- Price: Adult day-use admission is 570 yen, with sauna access an extra 200 yen (roughly 770 yen total). · 3 visitors, Mar 2026 – Jul 2026
- Child price: stated on the facility's website, read 2026-09
- Bathing arrangement: Men's and women's baths are separate, and crowding levels between the two sides were reported to differ significantly. · 2 visitors, Apr 2026 – Aug 2026
Atmosphere
The bath
What you’ll find
Washinoyu is a Yokohama neighborhood public bath (sento) with a natural black hot-spring outdoor bath, sauna, cold plunge and carbonated bath.
Bath setup
Outdoor bath
✓ YesConfirmed by recent visitor reports
Sauna
✓ YesConfirmed by recent visitor reports
Cold bath
✓ YesConfirmed by recent visitor reports
Spring water
Spring type
black springConfirmed by recent visitor reports
Free-flowing (kakenagashi)
Partly confirmedFresh spring water flows continuously through the bath
How we know this
- Outdoor bath: Visitors describe an outdoor bath, including a black-water version, as part of the facility. · 3 visitors, Mar 2026 – Jun 2026
- Sauna: A hot sauna, sometimes described as over 100°C, is available for an extra fee. · 3 visitors, May 2026 – Jul 2026
- Cold bath: A cold plunge bath, sometimes made from mineral spring water, is available; one reviewer found it lukewarm. · 3 visitors, May 2026 – Jul 2026
- Spring type: The natural spring water is described as dark brown 'kuroyu' (black spring) water. · 3 visitors, Feb 2026 – Jun 2026
- Free-flowing (kakenagashi): The outdoor black-water bath is described as kakenagashi (source-fed), while other baths appear to overflow continuously and may be recirculated. · 2 visitors, Mar 2026 – May 2026
Practical
What you need
Soap & shampoo
✓ ProvidedStated on the facility's website
Payment
✓ Cards acceptedConfirmed by recent visitor reports
Parking
✓ Free on siteFrom the facility's listing
Facilities
Rest area
✓ YesReported by two visitors
Restaurant
✓ YesConfirmed by recent visitor reports
How we know this
- Soap & shampoo: Shampoo and body soap are provided free at the washing stations. · stated on the facility's website, read 2026-09 · 2 visitors, May 2026 – Sep 2026
- Payment: Electronic money, IC cards, and QR-code payments are accepted at the ticket machine, though PayPay is not supported. · 3 visitors, Mar 2026 – Jul 2026
- Rest area: A small resting/lounge area exists near the entrance where visitors can relax after bathing. · 2 visitors, May 2026 – Jul 2026
- Restaurant: A small eating area or cafeteria serving set meals, curry, and beer is available on site. · 3 visitors, Jun 2026 – Aug 2026
Timing
When to go
Quietest Monday around 11:00. Busiest Sunday around 21:00.
| 8A | 9A | 10A | 11A | 12P | 13P | 14P | 15P | 16P | 17P | 18P | 19P | 20P | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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| TU | |||||||||||||
| WE | |||||||||||||
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| SU |
Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 11:00–00:00 |
| Tuesday | 11:00–00:00 |
| Wednesday | 11:00–00:00 |
| Thursday | 11:00–00:00 |
| Friday | 11:00–00:00 |
| Saturday | 10:00–00:00 |
| Sunday | 10:00–00:00 |
Closed Irregular.
Getting there
How to get there
Nearest station
Koyasu · Keikyu · KK33About 3 min on foot, 0.3 km in a straight line
Address
Merveille Yokohama Koyasu, 151-151 Nanashimacho, Kanagawa Ward, Yokohama, Kanagawa 221-0061〒221-0061 Kanagawa, Yokohama, Kanagawa Ward, Nanashimacho, １５１−151 メルベーユ横浜子安 · From the facility's listing
Show a driver
鷲の湯The name in Japanese, for a taxi or at the counter
Phone
+8145-421-2323Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
washinoyu.comOfficial, in Japanese
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What matters
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Questions
Common questions
Does Washinoyu allow tattoos?
Multiple visitors and staff (2026) confirmed tattooed customers are accepted without cover requirements.
How much does Washinoyu cost?
Adult day-use admission is 570 yen, with sauna access an extra 200 yen (roughly 770 yen total).
Is the water free-flowing spring water?
The outdoor black-water bath is described as kakenagashi (source-fed), while other baths appear to overflow continuously and may be recirculated.
