seikan train ferry commemorative gufflinks

青函 - Seikan 貨車連絡 - Train Ferry Connection 記念 - Commemorative 14.5.24 Until the opening of the Seikan Tunnel in 1988 https://en.wikipedia.org/wiki/Seikan_Tunnel, ferries were the primary means of travel between Honshu and Hokkaido, and Aomori served as the hub for travelers to transfer...