Hotel Arco
十勝ナウマン温泉 ホテルアルコ236とかちナウマンおんせん ホテルアルコ236
Alkaline onsen hotel next to a Tokachi roadside station
Day Use
YesAdults 600 yen / Elementary school children 300 yen / Infants free. Morning bath 5:00-8:30, Day-use 11:00-21:30 (last entry 21:00 / morning entry 8:00).
Bathing & Water
Uses natural hot spring water
Open-air outdoor bath
Enclosed indoor bathing area
Sauna room of any kind
Cold water plunge bath, typically used after sauna
Bathing Arrangements
Shared bathing area for all genders
Policies & Services
A restaurant or dining room open to visitors, not only meals for overnight guests
Shower, wash stations, soap and shampoo provided
On-site or nearby parking available
Highlights
Jet BathAbout
The baths include a large indoor bath, an outdoor rotenburo renovated in 2017 (lit up at night), a jet bath, a vibra bath, and a sauna with self-pour. The spring water is clear and alkaline, leaving skin noticeably smooth. The hotel sits right next to the Churui roadside station, making it a convenient stop for road-trippers passing through Tokachi.
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Last updated September 19, 2026