Tsukimicho and Ishihara, Kumagaya, Saitama Prefecture
Kumagaya Onsen Yuraku-no-Sato
An easy two-to-four-hour natural-spring stop, especially if you are coming on foot from Ishihara Station. Hanayu is a better match for source-flowing water, garden scenery and a longer stone-spa stay.
Check before bathing
- Opening hours
- 09:00–24:00; last admission 23:30. Adult admission is ¥880 on weekdays and ¥980 on weekends and holidays. Stone-spa access costs an additional ¥550.
- Access
- About a ten-minute walk from Ishihara Station. From Kumagaya Station, a local circular bus also stops at Tsutsumi Park Entrance.
- Tattoo policy
- Tattoos and tattoo stickers are prohibited. No cover-up exception is confirmed; guests found in violation may be refused entry without a refund.
Spring & water temperature
- Spring-source temperature
- Not published in the current official pages.
- Bathing temperature
- Not published.
- Spring source
- Kumagaya Onsen, emerging from 1,385 metres underground since January 2005.
- Spring classification
- Simple hot spring; low-tonicity and weakly alkaline.
- pH
- Not published; a numeric value is not inferred from the weakly alkaline classification.
- Flow rate
- 250 L/min, according to the facility's current spring page.
- Water handling
- The facility marks the outdoor rock bath, pot bath and reclining bath as heated and circulated natural spring water. They are not source-flowing baths. The complex also has indoor and functional baths, sauna and stone-spa facilities.
- Analysis date
- 2005
Bathing indications
General bathing indications are listed for the spring; they are not a treatment guarantee.
Tattoos and tattoo stickers are prohibited. The natural-spring outdoor pools use heating and circulation, not source-flowing supply.
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.
