"DREAM SHIP 下関市生涯学習プラザ" (in Japanese). Shimonoseki Lifelong Learning Plaza: Dream Ship. 22 Aug 2013. Archived from the original on 2013-07-15. Retrieved 19 Dec 2016.
"DREAM SHIP 下関市生涯学習プラザ" (in Japanese). Shimonoseki Lifelong Learning Plaza: Dream Ship. 22 Aug 2013. Archived from the original on 2013-07-15. Retrieved 19 Dec 2016.