Gensenkan (Day-Use Onsen)

Spring-source temperature

Not published; an older third-party figure of 50.6°C is not used as the current Takao-no-Yu temperature

Bathing temperature

Not published for the Takao-no-Yu indoor bath or outdoor bath

Spring source

Takao-no-Yu spring, used for day visitors; the inn has three spring systems, including Kandanno-yu and the newer Gensenkan bore

Spring classification

Sulfur-bearing sodium chloride-bicarbonate spring (hydrogen sulfide type)

pH

Not published for Takao-no-Yu alone. The inn gives a combined pH range of 6.4–6.8 for all three spring systems.

Flow rate

Not published

Water handling

The inn confirms three different spring systems. Day visitors may use only the Takao-no-Yu large bath and the riverside outdoor bath; guest-only rock baths and the other springs are not included. The inn publishes a combined pH range of 6.4–6.8 for its three springs, but does not provide complete treatment details for each bath, so no further conditions are inferred.

From April 20, 2026, day-use admission is ¥1,000 for adults and ¥500 for children aged 4 through elementary school. Reception begins at 08:00 and closes at 19:00. Day use may be restricted on the eve of holidays, holidays and busy periods, especially from 14:00 to 17:30. Only the Takao-no-Yu large bath and riverside outdoor bath are available to day visitors.