[1] The intention with creating this museum was to preserve the works of Yasujiro Tsutsumi.

[2] Founded in 1962 as the Tanakawa Museum, the facility was moved to Karuizawa City in 1981.

[4] The museum building was designed to blend in with the natural surroundings of Karuizawa City.

[6] The museum has works by Japanese artists such as Isamu Noguchi, Shusaku Arakawa, Hisao Domoto and Michael Rikio Ming Hee Ho.

The museum also contains work by Western artists such as Anselm Kiefer, Mark Rothko and Marcel Duchamp.