97. Hirata Onsen, Beppu An old-school onsen for ¥200. Opening hours are listed as 07:00 to 09:00 and 15:00 to 21:45 (except Mon). They stamp the Beppu Onsen-do. Staff are sometimes there. No shower. No water quality board. The water is clear, temperature 44.5. Breathing inside is comfortable. 30.04.2024 03.01.2026