Sezon Museum of Modern Art

セゾン現代美術館

Sezon Museum of Modern Art is at Nagakura Serigasawa 2140, Karuizawa Town, Kitasaku District, Nagano Prefecture (telephone 0267-46-2020). Official visit pages list hours from 10:00 to 18:00 with last entry at 17:00, and require advance purchase of date- and time-slot tickets. Online advance tickets are 3000 yen for adults and 2000 yen for university, high-school, and junior-high students; same-day tickets are 3300 and 2200 yen. Elementary-age children and younger enter free, and visitors with a disability handbook plus one attendant also enter free with ID. The museum closes for installation from 2026-08-24 through 2026-09-04, then observes Thursday closures from 2026-09-05 through 2026-11-03. Garden-only or cafe-only entry is not available. Confirm ticket rules on the official site before travel.