Lost? A blog that had deck plan, matchbooks, breakfast and lunch menus: https://blog.ytk.co.jp/cruise/%E6%A8%AA%E6%B5%9C%E9%80%9A%E4%BF%A1/entry-549.html
Google Translate: "Mr. Kuroda seemed to have a very careful personality, starting with the receipt of the inn where he stayed before boarding, telegrams, deck plans on board, schedules, menus, activity programs on board, and other materials distributed daily on board. It was put together in a file. It is a very valuable material for understanding the inside of the ship at that time, and the curator of the museum must be happy to cry when he sees it. "