11 moji no satsujin (2011)

A series of suspicious deaths, starting with that of her boyfriend Kawazu Masayuki, prompts mystery novelist Yuki Rikako to investigate. She discovers that all the victims were once passengers on the same cruise ship a year ago and involved in an accident that left one man dead. Rikako must find out what really happened during that outing before more casualties result.
Toru Hayashi
Hiromi Nagasaku, Mari Hoshino, Ryûji Harada, Tomoharu Hasegawa, Hidekazu Mashima, Yosuke Asari, Toshihide Tonesaku, Reiko Matsuo, Takashi Itō, Nanami Hinata, Mariko Akama, Sayuri Anzu, Toshihiro Yashiba, Arata Saeki, Toru Nomaguchi, Toshiya Tohyama, Yumi Adachi, Ken Ishiguro
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