諏訪湖
is located on the shore of Lake Suwa in Suwa, Nagano Prefecture, Japan. Designed by Shōzō Uchii, it opened in 1995. The collection includes works by Renoir and Chagall, Ogata Kōrin and Sakai Hōitsu, as well as one of the two , Fuji-san by Honami Kōetsu.