Right Onsen › Kanagawa › Yokohama
Kotobukiyu
3.7★ · 66 Google ratings · Yokohama, Kanagawa · 寿湯
✓ Rest area
Before you go
Can you bathe here?
Day visitors
✓ YesListed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.from the facility's listing category
Hours
15:00–23:00 · closed Tuesdayfrom the facility listing
Tattoos
Not known · call aheadno policy stated in the 37 recent reviews we read or on the facility's website
Watch out
Soap & shampoo
Shampoo and body soap are not provided; visitors from 2020 to 2025 say you must bring your own or buy them at the counter.
stated by 3 visitors · Sep 2020 – Apr 2026Towels
No towel rental is offered; visitors from 2020 to 2025 report bringing their own, though a face towel could be purchased for 250 yen in one 2020 visit.
stated by 3 visitors · Feb 2020 – Jun 2025The bath
What you’ll find
Kotobukiyu is an old-fashioned Tokyo-area sento (public bath) with an artificial radium bath and free steam sauna, but no cold plunge, no outdoor bath, and you must bring or buy your own soap and towel.
Outdoor bath
NoA 2025 visitor stated there is no outdoor bath.stated by 1 visitor · Apr 2026
Indoor baths
2Most visitors describe two main indoor tubs, though one 2023 review counted three types of baths.stated by 2 visitors · Oct 2023 – Sep 2024
Sauna
✓ YesMost visitors describe a free steam sauna included in the entry fee, though one 2025 review claimed there was no sauna.stated by 3 visitors · Apr 2020 – Jun 2025
Cold bath
NoMultiple visitors from 2021 to 2025 confirm there is no cold plunge bath.stated by 4 visitors · Aug 2021 – Oct 2025
The water
Spring type
Radium mineral spring (artificial, radium ore added)The radium bath is man-made, using radium ore placed in the water rather than a natural hot spring.stated by 2 visitors · Oct 2023 – Feb 2026
Bath temperature
41°CBath temperature is typically around 41°C, though one 2025 visitor measured it cooler at 39.5°C.stated by 2 visitors · Feb 2026 – Jun 2026
Chlorinated
✓ YesTwo visitors in 2020 and 2023 noticed a strong chlorine smell after bathing.stated by 2 visitors · Feb 2020 – May 2023
Practical
What to bring
Towels
Bring your ownNo towel rental is offered; visitors from 2020 to 2025 report bringing their own, though a face towel could be purchased for 250 yen in one 2020 visit.stated by 3 visitors · Feb 2020 – Jun 2025
Soap & shampoo
Not provided — bring your ownShampoo and body soap are not provided; visitors from 2020 to 2025 say you must bring your own or buy them at the counter.stated by 3 visitors · Sep 2020 – Apr 2026
Timing
When to go
Quietest Wednesday around 22:00; busiest Thursday around 16:00. Measured by Google over past visits, not a forecast.
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Quiet Busy
| Day | Hours |
|---|---|
| Monday | 15:00–23:00 |
| Tuesday | Closed |
| Wednesday | 15:00–23:00 |
| Thursday | 15:00–23:00 |
| Friday | 15:00–23:00 |
| Saturday | 15:00–23:00 |
| Sunday | 15:00–23:00 |
Closed Tuesday.
Practical
Plan your visit
📍 10-３２ Ichibashimocho, Tsurumi Ward, Yokohama, Kanagawa 230-0024
🚃 Tsurumi-ichiba station, 0.3 km
📞 +8145-501-8466
📋 Show at the counter: 寿湯
Nearby
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Yokohama · 4.0★
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