Yamanashi Strawberry King Museum

山梨いちごの王さまミュージアム

Yamanashi Strawberry King Museum is a Sanrio founder Shintaro Tsuji memorial museum in Kai City that presents rarely told stories of Sanrio’s early years through Tsuji and his alter-ego character Strawberry King. Official pages say he built it in his Yamanashi hometown with the message “everyone get along,” that it opened on 3 April 2026, and that timed-entry reservations are required.