seikan-tunnel-museum

青函トンネル記念館

seikan-tunnel-museum is the Seikan Tunnel Memorial Museum presenting the planning-to-completion story of the undersea rail link with sound, video, and models. Official basic information for Reiwa 8 lists the open season from 2026-04-17 through 2026-11-03 with no closed days in that period, and daily hours from 8:40 to 17:00 (restaurant 11:00 to 15:00). Museum admission is 400 yen for adults and 200 yen for children; the experience tunnel ride is 1200 yen for adults and 600 yen for children; a special combined set is 1500 yen for adults and 750 yen for children. Half-price museum entry applies with a disability certificate. Confirm seasonal reopenings and ride status before travel.