演员：花泽香菜 小杉十郎太 池田恭祐 多田野曜平 山村响 山寺宏一 

导演：满仲劝 

剧情： 　　Layton Mystery Tanteisha: Katori no Nazotoki File (Layton Mystery Detective Agency: Kat's Mystery Solving Files) takes place during the events of 'Layton's Mystery Journey: Katrielle and the Millionaires' Conspiracy'.