Right Onsen › Tokyo › Itabashi City
Kotoku-yu
3.8★ · 183 Google ratings · Itabashi City, Tokyo · 光徳湯
✓ Day visitors✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesFrom the facility's listing
Hours
15:00–23:00From the facility's listing
Tattoos
? Call aheadNo policy stated in the 31 recent reviews we read
Time limit
1 hour bathing, 2 hours saunaReported 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
- Time limit: Reviews from 2026 report a strict one-hour bathing limit (two hours if using the sauna), posted at the front desk. · 2 visitors, Jul 2026 – Aug 2026
The bath
What you’ll find
Kotoku-yu is a traditional Itabashi-ku neighborhood sento (public bath) with several tub types, a carbonated bath, sauna and cold bath, where soap and shampoo are provided but bathing time is limited to about one hour.
Bath setup
Outdoor bath
✕ NoReported by one visitor
Sauna
✓ YesConfirmed by recent visitor reports
Cold bath
✓ YesConfirmed by recent visitor reports
Rest area
✓ YesReported by one visitor
How we know this
- Outdoor bath: A 2025 review explicitly states there is no outdoor bath. · 1 visitor, Nov 2025
- Sauna: Reviews from 2025-2026 confirm a sauna is available, though one 2025 review notes it costs an extra fee. · 3 visitors, Oct 2025 – Aug 2026
- Cold bath: Multiple reviews from 2025-2026 describe a cold bath, sized for several people, though one 2025 review noted slippery grime on the floor. · 3 visitors, Jan 2025 – Jul 2026
- Rest area: A 2025 review mentions a rest area, though notes it is small. · 1 visitor, May 2025
Guide
Good to know
Hair dryer
Hair dryers are available but require a small fee (20 yen as of a 2025 review, described simply as paid in a 2026 review).
Reported by two visitorsRest area
A 2025 review mentions a rest area, though notes it is small.
Reported by one visitorSauna
Reviews from 2025-2026 confirm a sauna is available, though one 2025 review notes it costs an extra fee.
Confirmed by recent visitor reportsPractical
What you need
Soap & shampoo
✓ ProvidedReported by two visitors
Hair dryer
✓ YesReported by two visitors
How we know this
- Soap & shampoo: Numerous reviews from 2025-2026 confirm shampoo and body soap are provided at the washing stations. · 2 visitors, May 2025 – Aug 2026
- Hair dryer: Hair dryers are available but require a small fee (20 yen as of a 2025 review, described simply as paid in a 2026 review). · 2 visitors, Nov 2025 – Aug 2026
Timing
When to go
Quietest Thursday around 15:00. Busiest Sunday around 20:00.
| 8A | 9A | 10A | 11A | 12P | 13P | 14P | 15P | 16P | 17P | 18P | 19P | 20P | |
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Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 15:00–23:00 |
| Tuesday | 15:00–23:00 |
| Wednesday | 15:00–23:00 |
| Thursday | 15:00–23:00 |
| Friday | 15:00–23:00 |
| Saturday | 15:00–23:00 |
| Sunday | 08:30–23:00 |
Getting there
How to get there
Nearest station
Tobu-nerimaAbout 8 min on foot, 0.7 km in a straight line
Address
3 Chome-11-16 Tokumaru, Itabashi City, Tokyo 175-0083From the facility's listing
Show a driver
光徳湯The name in Japanese, for a taxi or at the counter
Phone
+813-3933-8740Japanese-speaking. For tattoos or private baths a call is the only sure answer
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Questions
Common questions
Can I visit Kotoku-yu without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
