Right Onsen › Tokyo › Ota City
Hasunuma Onsen
4.2★ · 981 Google ratings · Ota City, Tokyo · はすぬま温泉
✓ Day visitors✓ Tattoos allowed✓ 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
TuesdayWeekly closing days from the listing
Tattoos
✓ AllowedStated on the facility's website
Price
¥600 adultConfirmed by recent visitor reports
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
- Tattoos: Two reviewers stated tattoos are allowed at this bath in 2026. · stated on the facility's website, read 2026-09 · 2 visitors, May 2026 – Sep 2026
- Price: Admission was reported as 550 yen in reviews from April-July 2026 and 600 yen in August 2026 reviews, possibly a price increase. · 3 visitors, Apr 2026 – Aug 2026
The bath
What you’ll find
A retro 1944-founded black-water (kuroyu) neighborhood sento in Kamata with a sauna, carbonated bath and cold plunge, priced around 550-600 yen; tattoos are explicitly allowed.
Bath setup
Indoor baths
3Reported by two visitors
Outdoor bath
✕ NoReported by two visitors
Outdoor baths
0Reported by two visitors
Sauna
✓ YesConfirmed by recent visitor reports
Cold bath
✓ YesConfirmed by recent visitor reports
Spring water
Spring type
black mineral springReported by one visitor
How we know this
- Indoor baths: The indoor bathing area has three tubs: a main hot bath, a carbonated bath, and a cold bath. · 2 visitors, May 2026 – Aug 2026
- Outdoor bath: Visitors noted there is no outdoor bathing or outdoor rest area. · 2 visitors, Jul 2026 – Aug 2026
- Outdoor baths: No outdoor tubs were reported; all bathing takes place indoors. · 2 visitors, Jul 2026 – Aug 2026
- Sauna: A communal sauna is available, usually for an extra fee, described across many 2026 reviews. · 3 visitors, Jul 2026 – Sep 2026
- Cold bath: A black-water cold plunge bath is present, with reported temperatures around 18-25°C. · 3 visitors, Mar 2026 – Aug 2026
- Spring type: The source is a black cold mineral spring (kuroyu reisen) used for the cold bath. · 1 visitor, Jun 2026
Guide
Good to know
Hair dryer
Hair dryers are available but cost 10 yen for a couple of minutes of use.
Confirmed by recent visitor reportsOutdoor bath
Visitors noted there is no outdoor bathing or outdoor rest area.
Reported by two visitorsTowels
Towels can be rented for 100-150 yen or are included when paying for the sauna, but bring your own if only using the bath without sauna.
Confirmed by recent visitor reportsPractical
What you need
Towels
Rental availableConfirmed by recent visitor reports
Soap & shampoo
✓ ProvidedReported by two visitors
Hair dryer
✓ YesConfirmed by recent visitor reports
English signage
✓ YesReported by two visitors
How we know this
- Towels: Towels can be rented for 100-150 yen or are included when paying for the sauna, but bring your own if only using the bath without sauna. · 3 visitors, Mar 2026 – Jun 2026
- Soap & shampoo: Body soap and shampoo are provided free at the washing stations. · 2 visitors, Apr 2026 – May 2026
- Hair dryer: Hair dryers are available but cost 10 yen for a couple of minutes of use. · 3 visitors, Apr 2026 – Aug 2026
- English signage: Foreign visitors reported English signage and explanations were available. · 2 visitors, Apr 2026 – May 2026
Timing
When to go
Quietest Thursday around 15:00. Busiest Saturday around 21:00.
| 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 | 15:00–00:00 |
| Tuesday | Closed |
| Wednesday | 15:00–00:00 |
| Thursday | 15:00–00:00 |
| Friday | 15:00–00:00 |
| Saturday | 15:00–00:00 |
| Sunday | 15:00–00:00 |
Closed Tuesday.
Getting there
How to get there
Nearest station
HasunumaAbout 2 min on foot, 0.1 km in a straight line
Address
6 Chome-16-11 Nishikamata, Ota City, Tokyo 144-0051From the facility's listing
Show a driver
はすぬま温泉The name in Japanese, for a taxi or at the counter
Phone
+813-3734-0081Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
www.hasunuma-onsen.comOfficial, in Japanese
The map loads only when you ask for it and connects your browser to Google.
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Questions
Common questions
Does Hasunuma Onsen allow tattoos?
Two reviewers stated tattoos are allowed at this bath in 2026.
Can I visit Hasunuma Onsen without staying overnight?
Listed as a sento (public bathhouse): a bath for day visitors by definition. No visitor review states otherwise.
How much does Hasunuma Onsen cost?
Admission was reported as 550 yen in reviews from April-July 2026 and 600 yen in August 2026 reviews, possibly a price increase.
