Kumagaya, Saitama Prefecture
Ofuro Cafe Hareniwa-no-Yu
Best for a four-to-six-hour stay around Kumagaya or Kagohara, mixing baths with books, board games, coffee and coworking. It is not a natural-hot-spring choice, and tattooed guests are refused.
Check before bathing
- Opening hours
- Free-time admission is ¥1,580 for adults on weekdays, plus ¥200 on weekends and holidays; facility wear is included and towels are rented separately for ¥380. Adult 60-, 90- and 120-minute plans are ¥680, ¥880 and ¥1,080 on weekdays, plus ¥100 on weekends and holidays. An additional late-night fee of ¥1,540 applies after 02:00; baths are closed for cleaning from 02:00 to 05:00.
- Tattoo policy
- Tattoos are not permitted. The current policy also refuses tattoo stickers; no cover-seal exception is confirmed.
Spring & water temperature
- Spring-source temperature
- Not published; the listed 16°C cold bath and 28°C cooldown bath are pool temperatures, not source temperatures.
- Bathing temperature
- The cold bath is listed at 16°C and the cooldown bath at 28°C; fixed temperatures for the hot baths are not published.
- Spring source
- No natural spring source has been confirmed for this facility.
- Spring classification
- Natural hot spring not confirmed. The facility lists functional baths, including a high-concentration carbonated bath and changing bath, but this does not establish a natural carbonated spring.
- pH
- Not published.
- Flow rate
- Not published.
- Water handling
- Current first-party pages list outdoor baths, changing baths, a high-concentration carbonated bath, a cold bath and sauna. A natural spring and pool-by-pool water treatment conditions are not confirmed.
- Analysis date
- 2026
Bathing indications
The facility gives general wellness descriptions for its carbonated bath and sauna. These are not claims that bathing treats disease.
The late-night fee applies after 02:00, when the baths are also closed for cleaning until 05:00. Tattoos and tattoo stickers are not permitted.
How to read a bath profile
Spring-source temperature and actual bathing temperature are kept separate. Each score is shown independently for comparison rather than collapsed into one overall score.
