Nagi Museum Of Contemporary Art - Concept museum which houses works by four contemporary artists, Arakawa, Gins, Okazaki, and Miyawaki, which could not be exhibited in conventional museum galleries. The space for the exhibit is incorporated into the exhibit itself. - http://www.town.nagi.okayama.jp/moca/
Museum of Contemporary Art Tokyo - Features international and Japanese contemporary art created since 1945. Also houses a contemporary art library. - http://www.mot-art-museum.jp/english/
Hara Museum of Contemporary Art - Tokyo museum site features special exhibits, artists' biographies, and articles. Collection, schedule, and membership details. Online store as well. - http://www.haramuseum.or.jp/
Contemporary Art Center and Gallery: Art Tower Mito - Museum at Art Tower Mita in Japan exhibiting Japanese contemporary paintings and sculpture, including artists such as Tsuzuki and Kawaguchi. - http://www.soum.co.jp/mito/art/gallery-e.html
Akita Museum of Modern Art - Yokotoe City, Japan museum which specializes in paintings of last 50 years. - http://www.dnp.co.jp/museum/akita/akita-e.html