An onsen ryokan characterized by its castle-like stone walls.
“Yotsuba”, the name of the ryokan, means “clover”. The ryokan is known among repeat customers as “the lucky castle”.
All guest rooms feature a private open-air onsen using 100% fresh hot spring water from a private source with many effective properties.
Besides the public bath, guests can also enjoy a private open-air onsen.
The meals, which are made using ingredients from Aso grown organically by the owner of the hotel herself, enjoy a very good reputation as well.