Hotaru are west-facing rooms and are located on both the ground and first floor. The ground floor rooms face the beautiful moss covered garden and stone wall, and the first floor rooms are ensconced on the mountainside with maple trees. On the side of the entrance to the guest room, there is the fast flowing Kamiya river. Paying homage to the traditional Japanese Ryokan inn, the 60 square metres (646 square feet) combined bedroom and living area features natural woods, floor-to-ceiling windows, tatami flooring and a tokonoma alcove. The bathroom includes a Hinoki Japanese bath and two sinks.