Sobre
Riko Niki is a cognitive psychology student at Tokyo University and part of Professor Maruyama's research group. (Source: Ron Kamonohashi: Deranged Detective Wiki)
Riko Niki
ニ木 理子
Riko Niki is a cognitive psychology student at Tokyo University and part of Professor Maruyama's research group. (Source: Ron Kamonohashi: Deranged Detective Wiki)
Molly
Max
Shunsuke Sakai
Tom Sasaoka
Bill Clark
Lenny Gardner
Karen Lily
Shikada
Kizou Takanashi
Ryouji Katsunami
Hibino
Masatatsu Ooyama