855. Kojin no Yu, Tochio Onsen, Okuhida Onsen, Gifu ★★ Onsen for ¥300. Pay in the box, no staff on site. Opening hours are listed as 08:00 to 22:00 (Tuesday, Thursday, Saturday, Sunday) and 12:00 to 22:00 (Monday, Wednesday, Friday). There is a hose with cold water. The bath is in stone. View of the mountain and forest. The water is clear, and there is a small amount of rare fine brown sediment on the bottom. The second stone bath was empty. A great rotenburo for a funny price, recommended for a visit. 10.03.2026