The Heavenly Delusion manga series features an extensive cast of characters created by Masakazu Ishiguro.
Kona (コナ) is the oldest of the facility children who is a talented artist, although his drawings seem peculiar.
Asura (アスラ) is one of the children with an unsettling appearance, with healing and telekinetic capabilities, who was close to Kona when they were younger.
Ohma (オーマ, Ōma) is a young timid girl who avoids the other children due to her power causing intense hallucinations upon eye contact.
Mizuhashi (水橋) is the leader of the Liviumen cult, who are disgruntled by technology replacing their body, supposedly in the name of human experiments.
Yoneda (米田) is one of Mizuhashi's right-hand man, who will help him escape when the attacks against the Immortal Order begin.
Juichi (ジューイチ, Jūichi) A scavenger and con artist with a dark past who encounters Maru and Kiruko during their travels.
Sakae (坂江) is a member of the Ministry of Reconstruction responsible for finding Maru and Kiruko, suspected of having helped Robin in his escape.
Heima (平馬) is a member of the Ministry of Reconstruction responsible for finding Maru and Kiruko, suspected of having helped Robin in his escape.