Satorikan (Day Use)
An Agano River panorama, now limited to daytime visits
Property overview
Overview
Satorikan's upper-floor baths and outdoor bath look over the Agano River. The inn says the observation baths use 100% natural spring water and identifies its outdoor baths as free-flowing. Standard day use is now a daytime-only offer; the former evening slot ended in March 2025. A private panoramic bath can be booked separately when available.
Spring & water temperature
- Spring-source temperature
- 54.0°C at Sakihana Onsen No. 6 well; not a bath temperature
- Bathing temperature
- Not published; fixed temperatures for the observation and outdoor baths are not listed
- Spring source
- Sakihana Onsen No. 6 well
- Spring classification
- Sulfur-bearing sodium-calcium chloride-sulfate spring (mildly alkaline, low-tonicity, high-temperature spring)
- pH
- 7.8, according to the inn's current FAQ
- Flow rate
- Not published for the property
- Water handling
- The inn describes the upper-floor observation baths as 100% natural hot spring. Its FAQ says the public outdoor bath and private panoramic outdoor bath use free-flowing spring water. The current pages do not itemize water addition, heating, recirculation or disinfection for each indoor pool, so the outdoor-bath conditions are not extended to every bath.
- Analysis date
- 6
Bathing indications
The inn lists general and spring-specific bathing indications, including chronic skin conditions, cuts, burns, diabetes, hypertension and arteriosclerosis. This is not a guarantee of treatment.
Day use is 11:00–15:00, last admission 14:00; adult admission is ¥1,000 and child admission ¥500, with a small towel included. Evening day use was discontinued on March 1, 2025. The optional private bath costs ¥2,200 for 50 minutes, subject to availability, plus admission. Source temperature is not the bath temperature. Tattoo rules are unconfirmed.
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Meals
Check meal times before booking.
For allergies or other dietary requirements, contact the property before booking to confirm what can be accommodated.
How ryokan meal plans workLocation & access
Check the last leg of the journey.
In Sakihana Onsen overlooking the Agano River. Check the inn's access page for current transport and confirm day-use admission if the hotel is busy.
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