This site provides high-definition images of the National Treasures and Important Cultural Properties owned by the Tokyo National Museum, Kyoto National Museum, Nara National Museum, Kyushu National Museum and the Nara National Research Institute for Cultural Properties aligned under the National Institutes for Cultural Heritage, together with their descriptions in multiple languages (Japanese, English, Chinese and Korean).
An e-Museum app is available for iOS and Android devices. The app provides interactive viewing of Japan's designated National Treasures and Important Cultural Properties in the collections of four national museums and one research institute, allowing users to tap, scroll, and zoom through each work of art in brilliant color and detail.