Saito Tennen Onsen Sumire-no-yu

307. Saito Tennen Onsen Sumire-no-yu, Ibaraki, Osaka Super sento with natural hot spring water for 750-1000, 40-60 minutes from Osaka station. Operating hours listed as 09:00-02:00 (Mon-Fri) and 06:00-02:00 (Sat-Sun). They stamp the 41 Kansai Super Sento stamp rally 24/25. Has a restaurant, massage, and chill zones. Has stone baths. Photo of the outdoor bath from the internet (as-is), matches reality. 1. Outdoor area, no view. 1.1. Outdoor two-level bath. Upper level with cloudy white-brown water, temperature around 40. Lower level with clear white-brown water, temperature around 40. 1.2. Three barrel baths. 1.3. Steam bath. 2. Indoor area. Breathing is fine, slight chlorine smell. 2.1. Main bath with clear water, chlorine smell present. Temperature around 40. 2.2. Second bath with clear water, temperature around 38. 2.3. Three seated jet baths. 2.4. Six reclining jet baths. 2.5. Sauna. 2.6. Cold bath. Nice rotenburo with interesting water, worth considering for trips near Osaka.