Right Onsen › Kanagawa › Kawasaki
Koshinoyu
4.0★ · 74 Google ratings · Kawasaki, Kanagawa · 越の湯
✓ Day visitors✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesFrom the facility's listing
Hours
15:15–22:30From the facility's listing
Closed
WednesdaysStated on the facility's website
Tattoos
? Call aheadNo policy stated in the 36 recent reviews we read or on the facility's website
Price
¥570 adultStated on the facility's website
Child price
¥250Stated on the facility's website
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
- Closed: stated on the facility's website, read 2026-09
- Price: stated on the facility's website, read 2026-09
- Child price: stated on the facility's website, read 2026-09
Atmosphere
The bath
What you’ll find
Koshinoyu is a classic Kawasaki neighborhood sento famous for extremely hot main baths (around 44-46°C) with a separate cold plunge and an extra-fee sauna; no on-site parking and no shampoo or soap provided.
Bath setup
Outdoor bath
✕ NoReported by one visitor
Sauna
✓ YesMultiple reviewers describe a communal sauna available for an extra 300 yen (2021-2026).Confirmed by recent visitor reports
Cold bath
✓ YesConfirmed by recent visitor reports
Spring water
Bath temperature
45°CReviewers repeatedly measured the main baths at roughly 44-46°C, calling the water extremely hot (2019-2026).Confirmed by recent visitor reports
How we know this
- Outdoor bath: A reviewer noted the facility has no outdoor bath (2026). · 1 visitor, Apr 2026
- Sauna: Multiple reviewers describe a communal sauna available for an extra 300 yen (2021-2026). · 3 visitors, Aug 2023 – Nov 2025
- Cold bath: A cold plunge bath (often described as very cold, around 15-21°C) is available alongside the hot baths (2021-2026). · 3 visitors, Aug 2022 – Oct 2024
- Bath temperature: Reviewers repeatedly measured the main baths at roughly 44-46°C, calling the water extremely hot (2019-2026). · 3 visitors, Jan 2024 – Apr 2026
Practical
What you need
Soap & shampoo
For sale at the counterStated on the facility's website
How we know this
- Soap & shampoo: stated on the facility's website, read 2026-09
Timing
When to go
Quietest Friday around 22:00. Busiest Friday around 19:00.
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Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 15:15–22:30 |
| Tuesday | 15:15–22:30 |
| Wednesday | Closed |
| Thursday | 15:15–22:30 |
| Friday | 15:15–22:30 |
| Saturday | 15:15–22:30 |
| Sunday | 15:15–22:30 |
Closed Wednesdays.
Getting there
How to get there
Nearest station
Kashimada · JR East · JN04About 11 min on foot, 0.8 km in a straight line · step-free station
Address
2 Chome-105 Furuichiba, Saiwai Ward, Kawasaki, Kanagawa 212-0052From the facility's listing
Show a driver
越の湯The name in Japanese, for a taxi or at the counter
Phone
+8144-511-5959Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
k-o-i.jpOfficial, in Japanese
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What matters
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Questions
Common questions
Can I visit Koshinoyu without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
