Myoban Onsen, Beppu, Oita
Beppu Onsen Hoyo Land
A distinctive mud-bath facility with indoor mud, colloid and steam baths, plus large and small outdoor mud pools with mixed bathing areas. Tattoos are accepted under Beppu's current tourism listing; children and diaper users face specific restrictions in the underground mud bath.
Check before bathing
- Opening hours
- 09:00–20:00. Admission is ¥1,500 for adults, ¥1,100 for junior-high students, ¥600 for elementary-school children and ¥350 for children aged 5 and under.
- Tattoo policy
- Accepted according to Beppu's current official tourism page for this facility; follow any temporary on-site rule.
Spring & water temperature
- Spring-source temperature
- 42.4°C appears in a historical analysis dated April 19, 2010; it is not a current 2026 source or bath temperature.
- Bathing temperature
- Not published.
- Spring source
- Hoyo Land springs; current pages describe sulfur-system water and mineral mud.
- Spring classification
- Sulfur-system spring baths with colloid and mineral-mud bathing areas.
- Water handling
- Indoor mud and steam baths are gender-separated. The large and small outdoor mud baths include mixed-bathing areas. Pool-by-pool supply and treatment details are not fully published.
The facility advises leaving the underground mud bath after about 10–15 minutes. Infants through elementary-school age may not use the underground mud bath; diaper users may use only the colloid bath.
How to read a bath profile
Spring-source temperature and actual bathing temperature are kept separate. Each score is shown independently for comparison rather than collapsed into one overall score.
