Atsumi Onsen, Tsuruoka, Yamagata Prefecture
Shomenyu Public Bath
A good first stop for a central Atsumi Onsen stroll and a taste of the local shared-bath routine. Bring your own towel and soap; this is a simple neighborhood bath.
Check before bathing
- Opening hours
- The bath's page lists 06:00–08:00 and 11:00–22:00, with cleaning from 08:00 to 11:00. A March 2026 leaflet says it stays open until 23:00, so confirm locally if going after 22:00. Admission is ¥300.
- Access
- Bring a towel and soap. No dedicated parking is listed.
Spring & water temperature
- Spring-source temperature
- Not published for this bath. The area's representative 68°C figure is not substituted.
- Bathing temperature
- Described as somewhat hot; no fixed temperature is published.
- Spring source
- Atsumi Onsen's shared spring; the specific well is not named.
- Spring classification
- The area is classified as a sodium-calcium chloride-sulfate spring. No current individual analysis for this bath is confirmed.
- pH
- Not published.
- Flow rate
- Not published for this bath.
- Water handling
- The onsen association describes the shared bath water as source-flowing. Pool-specific treatment details are not published.
Bathing indications
No treatment claim is made.
Published closing times conflict: the bath page says 22:00, while a March 2026 leaflet says 23:00. Confirm if arriving late.
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.
