探偵・由利麟太郎

Koji Kikkawa

Yuri Rintaro

Jun Shison

Mitsuki Shunsuke

Seiichi Tanabe

Inspector Todoroki [Kyoto Prefectural Police Department]

Donguri

Hada Satomi [Antique store owner]

Takehiro Kimoto

Yamagishi Kupei [Publishing house editor]