Kogoro receives a letter from a mysterious person named Kurataya Komakichi claiming he wants to give him his family treasure, so he heads to Yamaguchi prefecture with Conan and Ran, but he's mistaken for a robber's accomplice and is arrested. Komakichi is the name of a robber who shot owner of Japanese-style cafe Takarada in the arm and stole millions of yen worth of Keicho gold coins. Kogoro is released after news site reporter Asuka clears up the misunderstanding. Kogoro, Conan, and Ran visit Hagi in their investigation into the case, but someone is trying to kill them.
Elenco: Minami Takayama , Kappei Yamaguchi , Wakana Yamazaki , Akira Kamiya , Rikiya Koyama , Megumi Hayashibara , Kenichi Ogata , Ikue Otani , Wataru Takagi , Chafurin , Yukiko Iwai , Kotono Mitsuishi , Kikuko Inoue , Fumihiko Tachiki , Hideyuki Tanaka , Kenichi Ogata , Sumi Shimamoto , Unsho Ishizuka , Yukiko Iwai , Yukitoshi Hori , Yuko Miyamura , Wakana Yamazaki , Kappei Yamaguchi , Minami Takayama , Akira Kamiya , Rikiya Koyama , Ryotaro Okiayu , Ai Orikasa , Atsuko Yuya , Hiroyuki Kinoshita , Asako Dodo .