Right Onsen › Tokyo › Sumida City
Denki-yu
4.0★ · 174 Google ratings · Sumida City, Tokyo · 電気湯
✓ Day visitors✓ Sauna
Before you go
Can you bathe here?
Day visitors
✓ YesFrom the facility's listing
Hours
15:00–00:00From the facility's listing
Closed
SaturdayWeekly closing days from the listing
Tattoos
? Call aheadNo policy stated in the 37 recent reviews we read or on the facility's website
Bathing
Men and women separateReported 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
- Bathing arrangement: The bathhouse has separate men's and women's bathing areas. · 2 visitors, Nov 2025 – Jun 2026
The bath
What you’ll find
Denki-yu is a traditional Showa-era neighborhood public bathhouse (sento) in Tokyo's Sumida ward, made famous by the film 'Perfect Days', offering hot tubs, a cold plunge, and a paid sauna; the hot water can be quite scalding.
Bath setup
Sauna
✓ YesConfirmed by recent visitor reports
Cold bath
✓ YesConfirmed by recent visitor reports
Rest area
✓ YesReported by two visitors
Spring water
Bath temperature
43°CConfirmed by recent visitor reports
How we know this
- Sauna: A sauna is available for an extra fee of about 400 yen, holding around 6 people, with temperatures reported near 110°C. · 3 visitors, Jan 2026 – May 2026
- Cold bath: Reviewers consistently mention a cold plunge bath alongside the hot baths. · 3 visitors, Nov 2025 – Sep 2026
- Rest area: Seating for resting after bathing is available in the changing room area. · 2 visitors, Apr 2026 – May 2026
- Bath temperature: Reported hot bath temperatures range from about 42°C to 47°C depending on the tub, with some described as very hot. · 3 visitors, Jan 2026 – Aug 2026
Guide
Good to know
Bath temperature
Reported hot bath temperatures range from about 42°C to 47°C depending on the tub, with some described as very hot.
Confirmed by recent visitor reportsPractical
What you need
Soap & shampoo
✓ ProvidedConfirmed by recent visitor reports
Payment
✓ Cards & QR acceptedReported by two visitors
How we know this
- Soap & shampoo: Shampoo and body soap are provided free at the washing stations. · 3 visitors, Nov 2025 – May 2026
- Payment: Cashless payment via PayPay is accepted. · 2 visitors, Nov 2025 – Dec 2025
Timing
When to go
Quietest Thursday around 15:00. Busiest Wednesday around 20:00.
| 8A | 9A | 10A | 11A | 12P | 13P | 14P | 15P | 16P | 17P | 18P | 19P | 20P | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MO | |||||||||||||
| TU | |||||||||||||
| WE | |||||||||||||
| TH | |||||||||||||
| FR | |||||||||||||
| SA | |||||||||||||
| SU |
Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 15:00–00:00 |
| Tuesday | 15:00–00:00 |
| Wednesday | 15:00–00:00 |
| Thursday | 15:00–00:00 |
| Friday | 15:00–00:00 |
| Saturday | Closed |
| Sunday | 08:00–12:00 |
Closed Saturday.
Getting there
How to get there
Nearest station
Keisei HikifuneAbout 4 min on foot, 0.3 km in a straight line
Address
3 Chome-10-10 Kyojima, Sumida City, Tokyo 131-0046From the facility's listing
Show a driver
電気湯The name in Japanese, for a taxi or at the counter
Phone
+813-3610-8998Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
denki-yu.studio.siteOfficial, in Japanese
The map loads only when you ask for it and connects your browser to Google.
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What matters
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Questions
Common questions
Can I visit Denki-yu without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
