Tokachigawa Onsen, Otofuke, Hokkaido
Kangetsuen, Tokachigawa Onsen
A good fit if an early-morning soak, riverside scenery and a clearly explained open-air bath supply matter more than the lowest day-use price.
Check before bathing
- Opening hours
- From 1 April 2026. Weekdays and Sundays: 05:00–08:00 and 13:00–21:00. Saturdays: 05:00–08:00, 13:00–15:00 and 18:00–21:00.
- Tattoo policy
- Not permitted. The hotel does not admit guests with tattoos.
Spring & water temperature
- Spring-source temperature
- Not published for Kangetsuen's individual use. The district-wide 55–60°C reference is not assigned to this hotel.
- Bathing temperature
- Not published as fixed values for each pool.
- Spring source
- Tokachigawa Onsen district shared spring supply.
- Spring classification
- Sodium chloride-bicarbonate spring; mildly alkaline, low-salinity and hot.
- pH
- Not published in the current material summarized here.
- Flow rate
- Not published in the current material summarized here.
- Water handling
- The main bath uses shared spring water with circulation, heating to maintain temperature and chlorine-based disinfection. The open-air bath uses the shared spring with added water to lower its high temperature, then flows through without circulation and without disinfectant. The waterfall, walking and reclining baths use tap water, not spring water.
Bathing indications
The hotel lists general bathing indications. These are not treatment guarantees.
The main bath uses circulation, heating and chlorine-based disinfection. The open-air bath is diluted, then flows through without circulation or disinfectant. Several other baths use tap water.
From 1 April 2026, adult admission is ¥2,000 and admission for ages 1 through elementary school is ¥700. A towel set is included. Guests with tattoos may not enter.
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.
