Toko Fukawa (腐川 冬子, Fukawa Touko) – The main character, a former author and intern of the 14th Division of the Future Foundation and survivor of the first killing game, who sneaks into Towa City alongside the forces of fellow killing game survivor and apparent love interestByakuya Togami to prove herself and her control over Jill to him. After Byakuya's forces are massacred and he is captured by the Servant, Toko is forced to seek out Komaru Naegi, to ensure her participation in the "demon-hunting game" of the Warriors of Hope and their army of Monokumarobots.
Genocide Jill (ジェノサイダー翔, Genocider Syo) – A crazed former serial killer and alter of Toko publicly known as "Genocide Jack", whom Toko draws out with a stun gun to smite her foes.
Komaru Naegi (苗木 こまる, Naegi Komaru) – The younger sister to Makoto Naegi, who has been imprisoned inside of a mysterious apartment for over a year. Upon being rescued by Byakuya Togami of the Future Foundation, her rescue is derailed by a sudden attack from hundreds of Monokumas commanded by the Warriors of Hope, whom she fights with Toko using a hacking gun.
The Warriors of Hope (希望の戦士, Kibō no Senshi) – A group of abused children who seek to create a paradise for other such children by killing every adult in Towa City, consisting of Masaru Daimon (大門 大, Daimon Masaru), Jataro Kemuri (煙 蛇太郎, Kemuri Jatarō), Kotoko Utsugi (空木 言子, Utsugi Kotoko), Nagisa Shingetsu (新月 渚, Shingetsu Nagisa), and Monaca Towa (塔和 最中 (モナカ), Tōwa Monaka).
Byakuya Togami (十神 白夜, Togami Byakuya) – The leader of the 14th Division of the Future Foundation and survivor of the first killing game whom Toko and Jill express romantic and sexual intentions toward, who is captured by the Servant while attempting to rescue Komaru Naegi and several other family members and loved ones of the first game's participants intended as motives.
The Servant (召使い, Meshitsukai) – The mastermind behind the Warriors of Hope, member of Ultimate Despair and captor of Byakuya, who manipulates Toko and Monaca for his own purposes.
Kameko Fukawa (カメ子, Fukawa Kameko) – Toko's and Jill's pet stink bug, who has been imprisoned inside of a mysterious apartment for over a year as a potential killing game motive.
Volumes
The series includes eighteen chapters divided into runs of seven and eleven, which have been collected into five tankōbon volumes,[3] the first of which was published in Japanese in January 2015. Three of those were published in English, with the first released in August 2019.[4]