In the novel and manga, Boy #9 Hiroshi Kuronaga is part of Kiriyama's street gang.
After being instructed by Kiriyama to meet with other gang members at a specific location on the island, he, along with the other gang members, is killed by Kiriyama. He is described as a small, plump boy wearing tiny glasses.
Main
Boy #5 Shougo Kawada, portrayed as a loner within the class ranks, is a transfer student. He is put in Class B about two months before the program takes place. He is the winner of a previous program, 2 years prior.Shougo is a transfer student in all three...
Main
The mangas primary antagonist, Kazuo Kiriyama is a ruthless killer, who is also a savant with no feelings of remorse. He also possesses a genius level I.Q., mastering things such as playing the violin in minutes, and has an uncanny ability to adapt to sit...
Main
Boy #19 Shinji Mimura uses his intellect to invent an escape plan. His first plan is to hack into the government's computer and disable their collars, and then bomb the school. He is unsuccessful at hacking into the computer, since he discusses his plan w...
Main
Girl #15 Noriko Nakagawa is the story's primary female character and Shuuya's first companion. She is a quiet, reserved girl.She is shot in the lower leg by Yonemi for attempting to help Nobu, and also gets ill. Although she does not realize it, she manag...
Main
Boy #15 Shuuya Nanahara is the primary protagonist. He has witnessed a good deal of troubling events throughout his life. His father was killed by the government for struggling against the regime, and his mother died when he was in third grade. When the r...
Main
Girl #11, Mitsuko Souma is beautiful and seductive on the outside yet inside, shes a hollow shell, having been left damaged after suffering years of physical and sexual abuse from her stepfather. She is said to be the most beautiful girl in school with he...
Main
Boy #11 Hiroki Sugimura has a black belt in Kung Fu and spends most of the program time looking for Takako Chigusa, his best friend, and Kayoko Kotohiki, the girl he loves.When he finds Takako, she is near death, and he comforts her. He does find Kayoko, ...
Supporting
Boy #1 Yoshio Akamatsu is the first student to leave the school where they are briefed in all versions of the series.The novel describes Yoshio, the largest student in Class 3-B, as "the timid type." Prior to the game, many students targeted Yoshio with p...
Supporting
Ryouko Anno is the superintendent of the Charity House, a Roman Catholic orphanage. She acts as guardian to Yoshitoki and Shuuya. In the manga and novel, the teacher (Sakamochi in the novel, Yonemi in the manga) says that he raped her when she objected to...
