Right Onsen › Gunma › Kusatsu
Shirahata Hot Spring
4.5★ · 788 Google ratings · Kusatsu, Gunma · 白旗乃湯（白旗源泉共同浴場）
✓ Day visitors✓ Kakenagashi
Before you go
Can you bathe here?
Day visitors
✓ YesConfirmed by recent visitor reports
Hours
05:00–23:00From the facility's listing
Tattoos
? Call aheadNo policy stated in the 44 recent reviews we read or on the facility's website
Price
Free adultConfirmed by recent visitor reports
Bathing
Men and women separateConfirmed by recent visitor reports
How we know this
- Day visitors: Multiple reviews from 2026-03 to 2026-08 confirm tourists can bathe as day-use visitors at no cost, though as guests of the local community. · 4 visitors, Mar 2026 – Aug 2026
- Price: All reviews state the bath is free to enter for both tourists and locals from 2026-03 to 2026-08. · 3 visitors, Apr 2026 – Aug 2026
- Bathing arrangement: Reviews describe separate male and female baths, each with two distinct pools of different temperatures. · 3 visitors, May 2026 – Aug 2026
Atmosphere
The bath
What you’ll find
Free public hot spring in Kusatsu with extremely hot (45–53°C) sulfurous white water; a shared bath for tourists and locals where few stay submerged long.
Bath setup
Indoor baths
2.0Confirmed by recent visitor reports
Outdoor bath
✕ NoReported by one visitor
Spring water
Spring type
sulfur, acidic aluminum sulfate-chlorideReported by one visitor
Source temperature
52°CReported by two visitors
Bath temperature
48°CReviews report two baths with different temperatures: one at approximately 45–48°C (more bearable), the other at 47–53°C (nearly unbearable); most visitors cite 46–52°C.Confirmed by recent visitor reports
Free-flowing (kakenagashi)
✓ FullFresh spring water flows continuously through the bath
How we know this
- Indoor baths: Reviews consistently describe two pools per gender: one milky (warmer or less bearable) and one clear (hotter), or vice versa. · 4 visitors, May 2026 – Aug 2026
- Outdoor bath: Reviews describe an indoor bath facility with no outdoor bath mentioned. · 1 visitor, Aug 2026
- Spring type: One review identifies the spring as acidic, sulfur-containing, aluminum, sulfate-chloride, hydrogen-sulfide type. · 1 visitor, Mar 2026
- Source temperature: Two reviews cite source temperature at 52–53°C, reported as natural unmodified spring output. · 2 visitors, Apr 2026 – Aug 2026
- Bath temperature: Reviews report two baths with different temperatures: one at approximately 45–48°C (more bearable), the other at 47–53°C (nearly unbearable); most visitors cite 46–52°C. · 4 visitors, May 2026 – Aug 2026
- Free-flowing (kakenagashi): Reviews state the bath uses 100% unmodified source water from Shirohata spring with no temperature reduction or recirculation. · 3 visitors, Mar 2026 – Aug 2026
Practical
What you need
Towels
Bring your ownReviews consistently advise visitors to bring their own towel; none are provided or available for rent.Confirmed by recent visitor reports
Lockers
Lockers, but no locksReviews describe shelves or baskets in the changing room without locks; no secure storage for valuables.Confirmed by recent visitor reports
Facilities
Rest area
✕ NoReported by one visitor
How we know this
- Towels: Reviews consistently advise visitors to bring their own towel; none are provided or available for rent. · 4 visitors, Apr 2026 – Aug 2026
- Lockers: Reviews describe shelves or baskets in the changing room without locks; no secure storage for valuables. · 3 visitors, May 2026 – Jul 2026
- Rest area: Review confirms no rest area, drying area, or amenities beyond the bath itself. · 1 visitor, Jun 2026
Timing
When to go
Quietest Monday around 5:00. Busiest Monday around 11:00.
| 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 | 05:00–23:00 |
| Tuesday | 05:00–23:00 |
| Wednesday | 05:00–23:00 |
| Thursday | 05:00–23:00 |
| Friday | 05:00–23:00 |
| Saturday | 05:00–23:00 |
| Sunday | 05:00–23:00 |
Getting there
How to get there
Nearest station
Haneo8.1 km in a straight line; bus or taxi from the station
Address
417-1 Kusatsu, Agatsuma District, Gunma 377-1711From the facility's listing
Show a driver
白旗乃湯（白旗源泉共同浴場）The name in Japanese, for a taxi or at the counter
Phone
+81279-88-7182Japanese-speaking. For tattoos or private baths a call is the only sure answer
Website
www.town.kusatsu.gunma.jpOfficial, 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 Shirahata Hot Spring without staying overnight?
Multiple reviews from 2026-03 to 2026-08 confirm tourists can bathe as day-use visitors at no cost, though as guests of the local community.
How much does Shirahata Hot Spring cost?
All reviews state the bath is free to enter for both tourists and locals from 2026-03 to 2026-08.
Is the water free-flowing spring water?
Reviews state the bath uses 100% unmodified source water from Shirohata spring with no temperature reduction or recirculation.
