Ikoisanso is nestled in Karuizawa, within a 10-minute walk from Stone Church. Harunire Terrace and the famous Hoshino Onsen hot-spring facility are 0.6 mi from the accommodations. Free WiFi access and parking is available on site. The property features both Japanese-style and Western rooms. Some rooms feature a kotatatsu leg-warming table. Provided toiletries include slippers. Guests will find an electric kettle and a flat-screen TV in the room. Some guestrooms are equipped with a private bathroom and shower. Ikoisanso has a restaurant which offers breakfast and dinner if reserved in advance. Services such as bicycle rental, in-room massages and taxi reservations can be organized upon request, at the front desk. Free shuttles operate between the property and Naka-Karuizawa Station.