Kai is the hot spring (onsen) inn brand of Hoshino Resorts, a well-known company operating resort and luxury hotels. Hoshino Resort Kai Tsugaru, located in Owani Onsen, Minami-tsugaru, Aomori Prefecture, is one establishment under the exclusive brand. Live performances of the shamisen, a three-stringed Japanese instrument commonly used in the traditional music of the Tsugaru region, and customer-friendly service make the Kai inn very popular. Three Fujitec elevators here help guests enjoy the resort.