Right Onsen › Gunma › Kusatsu
Tatsumi-no-yu
4.2★ · 95 Google ratings · Kusatsu, Gunma · 巽乃湯（共同浴場）
✓ Natural hot-spring water✓ Free-flowing source water
Before you go
Can you bathe here?
Day visitors
✓ YesFrom June 2025 through August 2026, at least thirteen reviewers describe bathing here without any residents-only restriction reported, suggesting it has reopened to visitors; however, from 2020 to early 2025 at least twelve reviewers reported it locked to local residents only during COVID, so restrictions could return - confirm locally before relying on this.stated by 13 visitors · Jun 2025 – Aug 2026
Hours
10:00–07:00from the facility listing
Price
FreeFree communal bath, one of Kusatsu's 19 free public baths.stated by 2 visitors · Aug 2022 – Dec 2024
Tattoos
Not known · call aheadno policy stated in the 35 recent reviews we read
Watch out
Day visitors
From June 2025 through August 2026, at least thirteen reviewers describe bathing here without any residents-only restriction reported, suggesting it has reopened to visitors; however, from 2020 to early 2025 at least twelve reviewers reported it locked to local residents only during COVID, so restrictions could return - confirm locally before relying on this.
stated by 13 visitors · Jun 2025 – Aug 2026Bath temperature
Reported temperature varies with time of day, typically around 42-44°C but reaching 45-48°C at times (source itself runs about 50°C) - among the hotter Kusatsu communal baths.
stated by 4 visitors · Dec 2022 – Jun 2026Lockers
Cubbies exist but cannot be locked; valuables are instead carried into the bathing room in a provided plastic bag.
stated by 3 visitors · Dec 2022 – Feb 2026The bath
What you’ll find
A free, very hot Yubatake-source kakenagashi communal bath in Kusatsu that has recently (since mid-2025) shown signs of reopening to visitors after years of COVID-era residents-only restrictions.
The water
Free-flowing (kakenagashi)
✓ YesConfirmed genuine kakenagashi source-fed flow from the Yubatake source by two detailed reviewers.stated by 2 visitors · Aug 2022 – Apr 2024
Bath temperature
43°CReported temperature varies with time of day, typically around 42-44°C but reaching 45-48°C at times (source itself runs about 50°C) - among the hotter Kusatsu communal baths.stated by 4 visitors · Dec 2022 – Jun 2026
Practical
What to bring
Lockers
NoneCubbies exist but cannot be locked; valuables are instead carried into the bathing room in a provided plastic bag.stated by 3 visitors · Dec 2022 – Feb 2026
Guide
What visitors add
The water
The source is the Yubatake gensen (at least four distinct reviews, 2022–2025) and the water is clear/transparent (three distinct reviews). The bath runs hot with wide reported variation: individual reviewers report roughly 42°C, 43–44°C felt, 45°C+, 48°C at night, and ~50°C at the source; wooden yumomi boards for cooling the water are present per at least four distinct reviews, and one reviewer (Aug 2026) mentions a posted recommendation to keep it at or below 42°C.
stated by 12 visitors · Jun 2022 – Aug 2026Towels, soap & lockers
An entry chime sounds when someone comes in and a drawstring/vinyl pouch is provided to carry valuables into the bathroom — at least four distinct reviews (2022–2026); lockers have no locks (one reviewer) and a toilet is reachable from the spacious changing room (three distinct reviews). Shower reports conflict: two reviewers (Jan 2024, Jun 2026) say showers exist, one reviewer (Feb 2026) says there are no showers or towel shelves.
stated by 7 visitors · Dec 2022 – Jun 2026Price
It is one of Kusatsu's free communal baths — at least four distinct reviews (2022–2026) describe it as free.
stated by 4 visitors · Aug 2022 – Feb 2026Water handling
Two distinct reviewers (Aug 2022, Apr 2024) report the bath is source-fed kakenagashi with abundant overflow.
stated by 2 visitors · Aug 2022 – Apr 2024Timing
When to go
Quietest Friday around 14:00; busiest Saturday around 3:00. Measured by Google over past visits, not a forecast.
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Quiet Busy
| Day | Hours |
|---|---|
| Monday | 10:00–07:00 |
| Tuesday | 10:00–07:00 |
| Wednesday | 10:00–07:00 |
| Thursday | 10:00–07:00 |
| Friday | 10:00–07:00 |
| Saturday | 10:00–07:00 |
| Sunday | 10:00–07:00 |
Practical
Plan your visit
📍 275-9 Kusatsu, Agatsuma District, Gunma 377-1711
🚃 Gunma-Otsu station, 7.9 km
📋 Show at the counter: 巽乃湯（共同浴場）
Nearby
Other baths close by
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