Akayu Onsen, Nanyo, Yamagata Prefecture
Akayu Onsen Eboshinoyu
For visitors whose priority is the lowest possible admission and a traditional neighbourhood bath in Akayu.
Check before bathing
- Tattoo policy
- The current profile material does not include a confirmed tattoo policy. Ask the bath before visiting.
Spring & water temperature
- Spring-source temperature
- Not published. Older Eboshi spring analysis figures are not applied to the renovated facility as current 2026 measurements.
- Bathing temperature
- Not published as a fixed setting. Visitor accounts describe the water as hot, but that is not an official temperature.
- Spring source
- The Nanyo Tourism Association says the bath uses its own spring, but the current first-party pages reviewed do not name it.
- Spring classification
- Not published; a current 2026 analysis for this bath was not confirmed.
- pH
- Not published for the current facility.
- Flow rate
- Not published.
- Water handling
- It continues to operate as a natural hot-spring public bath. Current first-party pages do not publish pool-by-pool details for water addition, heating, circulation or disinfection, so none are inferred.
Bathing indications
General indications for Akayu Onsen are available, but a current analysis for this individual bath was not confirmed. No treatment effects are claimed.
Current pool-treatment details are not published.
A single-use ticket costs ¥120; the per-visit equivalent with a book of tickets is about ¥100. The spring renovation closure ended when construction was completed on 1 June 2026. Tattoo rules and the normal weekly schedule 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.
