Day Use
Yes¥1,100
Day-use bathing ¥1,100 for adults (towel set included, 15:00 to 21:00). A morning public-bath session (8:00 to 10:00) is ¥480.
Bathing & Water
Indoor BathYes
Enclosed indoor bathing area
OnsenYes
Uses natural hot spring water
Policies & Services
WashingYes
Shower, wash stations, soap and shampoo provided
Programs
About
Grandmer Sankaiso is a hot spring ryokan located in Ajigasawa, Aomori, in the Tsugaru region. It is a member of the Aomori Onsen-do stamp rally. Day-use bathing is also available.
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Last updated June 25, 2026