「なにわの海の時空館」を閉館します [Osaka MariTime Museum will be closed on March 10th.] (Press release) (in Japanese). Port & Harbor Bureau, City of Osaka. 2013-02-08. Archived from the original on 2013-02-15. Retrieved 2013-03-28.
「なにわの海の時空館」を閉館します [Osaka MariTime Museum will be closed on March 10th.] (Press release) (in Japanese). Port & Harbor Bureau, City of Osaka. 2013-02-08. Archived from the original on 2013-02-15. Retrieved 2013-03-28.