Right Onsen › Gunma › Kusatsu
Jizo Hot Spring
4.5★ · 878 Google ratings · Kusatsu, Gunma · 地蔵乃湯（無料共同浴場）
✓ Day visitors✓ Outdoor bath✓ Private bath✓ Kakenagashi
Before you go
Can you bathe here?
Day visitors
✓ YesConfirmed by recent visitor reports
Hours
08:00–22:00From the facility's listing
Tattoos
? Call aheadNo policy stated in the 38 recent reviews we read or on the facility's website
Price
Free adultConfirmed by recent visitor reports
Private bath
✓ AvailableReported by two visitors
Bathing
Men and women separateConfirmed by recent visitor reports
How we know this
- Day visitors: Multiple tourists bathed as day visitors between April and August 2026; facility explicitly serves day-use visitors. · 4 visitors, May 2026 – Aug 2026
- Price: Free admission confirmed by multiple visitors in April–August 2026. · 3 visitors, Apr 2026 – Jul 2026
- Private bath: Paid private bath available by phone reservation only; one visitor rented it for one hour in April 2026. · 2 visitors, Apr 2026 – Jun 2026
- Bathing arrangement: Separate men's and women's baths confirmed; temperature and crowding vary by gender. · 4 visitors, May 2026 – Aug 2026
Atmosphere
The bath
What you’ll find
Free public bath in Kusatsu's back area with strongly acidic hot spring water; notable for a face bath and good condition but can get crowded.
Bath setup
Indoor baths
1.0Reported by one visitor
Outdoor bath
✓ YesReported by two visitors
Private bath
✓ YesReported by two visitors
Spring water
Spring type
strong acid sulfurReported by two visitors
Source temperature
65°CSource is very hot; visitors perform traditional (yumomi) cooling technique; exact temperature not stated.Reported by one visitor
pH
pH 2pH 2 reported; strongly acidic water that removes dead skin and should not be scratched during immersion.Reported by one visitor
Free-flowing (kakenagashi)
✓ FullFresh spring water flows continuously through the bath
How we know this
- Indoor baths: Only one indoor bath; no outdoor communal bath in main facility (face and foot baths are separate). · 1 visitor, Aug 2026
- Outdoor bath: Face bath and foot bath located outside the main bath; source spring visible. · 2 visitors, May 2026 – Jun 2026
- Private bath: Paid private bath available by phone reservation only; one visitor rented it for one hour in April 2026. · 2 visitors, Apr 2026 – Jun 2026
- Spring type: Strongly acidic sulfur spring; one visitor noted slightly viscous texture despite strong acidity. · 2 visitors, May 2026 – Jul 2026
- Source temperature: Source is very hot; visitors perform traditional (yumomi) cooling technique; exact temperature not stated. · 1 visitor, Apr 2026
- pH: pH 2 reported; strongly acidic water that removes dead skin and should not be scratched during immersion. · 1 visitor, Jun 2026
- Free-flowing (kakenagashi): Source-fed bath confirmed; source spring is visible and very close to the bath. · 2 visitors, May 2026
Timing
When to go
Quietest Thursday around 8:00. Busiest Sunday around 12:00.
| 8A | 9A | 10A | 11A | 12P | 13P | 14P | 15P | 16P | 17P | 18P | 19P | 20P | |
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| WE | |||||||||||||
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| SU |
Quiet Busy
Based on Google visit patterns, not a forecast.
Weekly hours
| Day | Hours |
|---|---|
| Monday | 08:00–22:00 |
| Tuesday | 08:00–22:00 |
| Wednesday | 08:00–22:00 |
| Thursday | 08:00–22:00 |
| Friday | 08:00–22:00 |
| Saturday | 08:00–22:00 |
| Sunday | 08:00–22:00 |
Getting there
How to get there
Nearest station
Gunma-Otsu8.1 km in a straight line; bus or taxi from the station
Address
299 Kusatsu, Kusatsu, Agatsuma District, Gunma 377-1711〒377-1711 Gunma, Agatsuma District, Kusatsu, 草津町草津299 · From the facility's listing
Show a driver
地蔵乃湯（無料共同浴場）The name in Japanese, for a taxi or at the counter
Phone
+81279-88-1320Japanese-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 Jizo Hot Spring without staying overnight?
Multiple tourists bathed as day visitors between April and August 2026; facility explicitly serves day-use visitors.
How much does Jizo Hot Spring cost?
Free admission confirmed by multiple visitors in April–August 2026.
Is the water free-flowing spring water?
Source-fed bath confirmed; source spring is visible and very close to the bath.
