Zao Onsen, Yamagata
Gokan-no-Yu Tsuruya Day Use
A good choice for visitors who want a private bath as well as a self-sourced sulfur spring. Day-use access depends on hotel occupancy, and the private bath is a separately priced 50-minute session.
Check before bathing
- Opening hours
- Day use 12:00–17:00. Public bath: adult ¥1,000, child ¥500. Private bath: one room for 50 minutes, ¥3,000. The hotel may stop accepting day visitors at 15:00 depending on guest bookings.
Spring & water temperature
- Spring-source temperature
- Not published.
- Bathing temperature
- Not published by pool.
- Spring source
- The hotel's own naturally flowing spring, about 300 metres from the building.
- Spring classification
- Acidic, iron-bearing sulfur-aluminum sulfate-chloride spring.
- pH
- 1.5.
- Flow rate
- About 180 L/min from the hotel's own spring; this is not the flow rate into an individual bath.
- Water handling
- The hotel says its large public baths, outdoor baths and four private baths use 100% of its own spring water on a source-flowing basis. It also says the baths are drained and refilled with fresh spring water during near-daily cleaning.
Bathing indications
The hotel lists general bathing indications for the acidic sulfur spring; this is not a guarantee of medical benefit.
Day-use access may end early depending on hotel occupancy. Confirm availability before travelling.
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.
