Kaimei, Ichinomiya, Aichi
Spa Aquas Yuraku
Yuraku is better thought of as a long-stay super sento than a natural-onsen stop. Its mix of sauna, cold baths, outdoor bathing, stone-spa rooms and manga space makes it easy to spend an evening with friends.
Facility photos

Check before bathing
- Opening hours
- Open 09:00–24:00 Monday through Thursday and Sunday, and 09:00–01:00 on Friday and Saturday. The facility has parking for 230 cars, including three accessible spaces.
- Admission
- Adult weekday ¥850;Adult weekend / holiday ¥950
- Access
- About a 7-minute walk from Kaimei Station on the Meitetsu Bisai Line.
- Tattoo policy
- The current official and other reliable first-party material checked does not publish a tattoo policy. Ask the facility before visiting.
Spring & water temperature
- Spring-source temperature
- Not applicable; a natural spring source has not been confirmed
- Bathing temperature
- Some cold-water temperatures are published: about 12°C outdoors and 16°C indoors. These are bath settings, not source temperatures. The men's stadium sauna is listed at about 80–95°C; that is room temperature, not bath water.
- Spring source
- No natural hot-spring source has been confirmed
- Spring classification
- A super sento rather than a confirmed natural hot spring
- pH
- Not applicable; no natural spring source has been confirmed
- Flow rate
- Not applicable
- Water handling
- The operator describes the variety bath as using free-flowing groundwater. The facility also has an artificial high-concentration carbonated bath, microbubble silky bath, electric baths, jet baths and other features. The carbonated and other functional baths are not represented as natural spring water.
Bathing indications
No natural-spring bathing indications are assigned. Advertising for carbonated, electric or silky baths is not converted into a medical claim.
The variety bath uses groundwater on a free-flowing basis. Other baths have separate water systems; natural-spring analysis data are not available.
Do not treat the outdoor 12°C or indoor 16°C cold baths as spring temperatures, or sauna-room temperatures as bath-water temperatures. Tattoo rules are unconfirmed.
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.
