Sounkyo Choyo Resort Hotel (Day-Use Onsen)

Spring-source temperature

Milky-white spring: 75.7°C; reddish-brown spring: 62.4°C

Bathing temperature

Not published

Spring source

Two spring systems: the milky-white spring and the reddish-brown spring

Spring classification

Milky-white spring: sulfur-bearing sodium bicarbonate spring (hydrogen sulfide type; neutral, low-tonicity, high-temperature spring). Reddish-brown spring: sodium bicarbonate spring (neutral, low-tonicity, high-temperature spring).

pH

Milky-white spring: 7.0; reddish-brown spring: 6.7

Flow rate

Not published

Water handling

The hotel describes both spring waters as free-flowing. The Torinokoe and Kawa-no-Sasayaki bath areas offer the milky-white and reddish-brown waters, and both have saunas. The current main pages do not publish water addition, heating, recirculation and disinfection details for every bath in a complete itemized format.

Day-use reception is 13:00–19:00, with bathing until 20:00. Admission is ¥1,200 for adults and ¥600 for children; a towel set costs ¥300. Hours may change on dates such as New Year, Obon and consecutive holidays. Day visitors may book a private bath in a separate paid slot starting at 15:00 or 16:00.