The Japan Ukiyo-e Museum (日本浮世絵博物館, Nihon Ukiyo-e Hakubutsukan)(JUM) is a privately owned Japanese art museum in Matsumoto, Nagano Prefecture.
[1] It holds over 100,000 Japanese woodblock prints, regarded as the world's largest collection of this form of art.
The first items were collected by Yoshitaka Sakai (1810–69), paper wholesaler and art patron, and his son and grandson.
[2] The museum features curated exhibits, a movie detailing the history of Ukiyo-e, and a gift shop.
It is located next to the Matsumoto Open Air Architectural Museum.