Mitsui Memorial Museum

三井記念美術館

Mitsui Memorial Museum in Chuo, Tokyo, opened in October 2005 when the Mitsui Bunko annex moved to Nihonbashi, an area linked to the Mitsui family and group, to display Japanese and East Asian art. It focuses on special and collection exhibitions and has no permanent display. Hours are 10:00 to 17:00 with last entry at 16:30, closed Mondays. From 4 July through 30 August 2026 it hosts Treasures of Kyoto Shonyo-do. Holdings include about four thousand art works and roughly 130000 postage stamps, with six national treasures.