Seikadō Bunko Art Museum (静嘉堂文庫) is a museum of East Asian art in Setagaya, Tokyo. The core collection of the museum was created by Yanosuke Iwasaki (1851-1908), the second president of Mitsubishi in its earliest form. "Seikado" was the studio-name of this corporate leader. In the 1890s, Yanosuke began collecting artworks and manuscripts. The process of collecting was continued by his son, Koyata Iwasaki (1879-1945), Mitsubishi's fourth president. In 1940, Koyata established The Seikado Foundation and opened the Seikado Bunko Library which was composed of books from his personal collection (80,000 Japanese volumes and 120,000 Chinese volumes.
The Seikadō Bunko Art Museum houses 6,500 books, artworks, and other cultural treasures.
The museum has a large permanent collection; and only part of it is exhibited at any one time.