Right Onsen › Kanagawa › Yokohama
Riseikan
3.7★ · 212 Google ratings · Yokohama, Kanagawa · 利世館
✓ Day visitors✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesFrom the facility's listing
Hours
14:00–23:15From the facility's listing
Tattoos
? Call aheadNo policy stated in the 38 recent reviews we read or on the facility's website
Price
¥550 adultRecent visitor reports indicate a change. The official site still lists ¥570
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
- Price: Standard Kanagawa sento admission was 550 yen in both 2025 and 2026, with sauna an extra 200 yen; earlier reviews mention 530-750 yen bundled with sauna. · 2 visitors, Nov 2025 – Jan 2026
- Child price: stated on the facility's website, read 2026-09
Atmosphere
The bath
What you’ll find
A retro Showa-era neighborhood public bath (sento) in Yokohama's Isezaki-cho entertainment district, known for its dark 'kuroyu' mineral spring, paid sauna, and cold plunge; cash-only and tattoos are allowed.
Bath setup
Indoor baths
3.0Reported by two visitors
Outdoor bath
✕ NoReported by one visitor
Sauna
✓ YesReported by two visitors
Cold bath
✓ YesReported by two visitors
Spring water
Spring type
sodium bicarbonate-chlorideReported by two visitors
Source temperature
17.4°CReported by two visitors
Bath temperature
42°CReported by two visitors
pH
pH 8.1Reported by one visitor
How we know this
- Indoor baths: The indoor bathing area has three tubs: a plain hot bath, a black mineral bath, and a cold bath. · 2 visitors, Aug 2025 – Nov 2025
- Outdoor bath: A detailed 2025 review states there is no outdoor bath. · 1 visitor, Nov 2025
- Sauna: A paid dry sauna (around 200 yen extra) is available across 2025-2026 reviews. · 2 visitors, Nov 2025
- Cold bath: A small cold plunge bath, tap water rather than spring water, is present alongside the sauna. · 2 visitors, Nov 2025 – May 2026
- Spring type: The bath uses a sodium bicarbonate-chloride cold mineral spring (kosen), consistent across 2025 and 2026 postings. · 2 visitors, Nov 2025 – Jan 2026
- Source temperature: The source spring temperature was measured at 17.4°C in one detailed 2025 analysis and 19.3°C in another 2025 review. · 2 visitors, Nov 2025
- Bath temperature: Visitors measured the black mineral bath at roughly 42-44°C across 2025-2026. · 2 visitors, Nov 2025 – Jun 2026
- pH: The posted spring analysis lists a slightly alkaline pH of 8.1. · 1 visitor, Nov 2025
Practical
What you need
Towels
Rental availableReported by two visitors
Soap & shampoo
For sale at the counterShampoo, conditioner and body soap are not at the washing stations but can be purchased at the front counter.Stated on the facility's website
Lockers
✓ FreeReported by two visitors
Payment
✕ Cash onlyThe facility accepts cash only for admission.Reported by two visitors
Hair dryer
✓ YesCoin-operated hair dryers are available for 20 yen per 4 minutes.Reported by two visitors
How we know this
- Towels: Sauna users are given a rental towel to take into the sauna room. · 2 visitors, Nov 2025 – Jun 2026
- Soap & shampoo: Shampoo, conditioner and body soap are not at the washing stations but can be purchased at the front counter. · stated on the facility's website, read 2026-09 · 3 visitors, Nov 2025 – Aug 2026
- Lockers: Locker keys are handed out or self-kept at the counter with no coin required. · 2 visitors, Nov 2025
- Payment: The facility accepts cash only for admission. · 2 visitors, Nov 2025 – Aug 2026
- Hair dryer: Coin-operated hair dryers are available for 20 yen per 4 minutes. · 2 visitors, May 2026 – Aug 2026
Timing
When to go
Quietest Tuesday around 14:00. Busiest Friday around 21:00.
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Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 14:00–23:15 |
| Tuesday | 14:00–23:15 |
| Wednesday | 14:00–23:15 |
| Thursday | 14:00–23:15 |
| Friday | 14:00–23:15 |
| Saturday | 14:00–23:15 |
| Sunday | 14:00–23:15 |
Getting there
How to get there
Nearest station
Bandobashi · Yokohama Municipal Subway · B15About 5 min on foot, 0.4 km in a straight line
Address
2F, 5-127 Isezakicho, Naka Ward, Yokohama, Kanagawa 231-0045〒231-0045 Kanagawa, Yokohama, Naka Ward, Isezakichō, 5 Chome−127 2階 · From the facility's listing
Show a driver
利世館The name in Japanese, for a taxi or at the counter
Phone
+8145-251-1017Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
k-o-i.jpOfficial, in Japanese
The map loads only when you ask for it and connects your browser to Google.
Nearby
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What matters
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Questions
Common questions
Can I visit Riseikan without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
How much does Riseikan cost?
Standard Kanagawa sento admission was 550 yen in both 2025 and 2026, with sauna an extra 200 yen; earlier reviews mention 530-750 yen bundled with sauna.
