Shinji had short brown hair. He wore the Eighth clan uniform consisting of a white sleeveless shirt, a black vest with the number 8 on the back, and jeans.
Shinji was shown to be cowardly, having doubts about their actions when the police confronted them, and was afraid of his clan leader Wang. He was initially hesitant about killing people but attempted to do so to "prove himself".
Sigil: As a Darwin's Game player, Shinji had a sigil, but was never shown using it.
Equipment: As a member of Eighth, Shinji had a gun.