The Seishun 18 Ticket (青春18きっぷ, Seishun Jūhachi Kippu) is a special discount ticket issued in Japan that allows holders one-day unlimited rides on the...

original on June 19, 2022. Retrieved January 30, 2021. ""新幹線女子"STU48瀧野由美子「恋する青春48きっぷ」の旅で大興奮（コメントあり）". 音楽ナタリー (in Japanese). Archived from the original on December...