Seikan Tunnel
There are two stations in Seikan tunnel. Tappikaitei Station opened in Aza-Minmayatatsuhama, Sotogahama-machi, Higashitsugaru-gun, Aomori on March 13, 1988.  And Yoshiokakaitei Station opened in Tatesaki, Fukushima-cho, Matsumae-gun, Hokkaido on March 13, 1988. If passengers have a special ticket, they can get off the train at the stations to look around. These are located in 149.5 meters under the seabed and there are 2247 steps of stairs to the surface. Also, these stations have shelters for train fires and blackouts. Tappikaitei Station and Yoshiokakaitei Station became the service stop each on November 10, 2013 and August 27, 2013. However, these stations were closed on March 15, 2014, because the number of passengers who used these stations, was not a lot.