Keisaku Asano

Keisaku Asano (浅野 慶作) is a protagonist of ''Revisions. ''And a second-year student at Seisho Academy. Daisuke’s one real friend, and the only person who understands him.

Biography
He acts as a buffer between the selfish Daisuke and the S.D.S. He’s always chipper and upbeat, but at the same time self-effacingly says that he “has no luck”. He clearly remembers Milo’s words to him from the kidnapping incident, “Accept everything”, and for this reason a part of him seems like he’s given up. The "ghost" that later shows up to mock Daisuke. When the SDS attacks the Revisions base, his mother is killed, and through trauma, he kills Chiharu Isurugi soon after she transports into her new body, while she was trying to travel through time. His soul transports in between space and time, while his body and the string puppet was piloting turn into stone.

Personality
Keisaku is a kind and funny guy. After Daisuke's hero complex developed from Milo's words at the 2010 kidnapping, unlike the others, Keisaku stuck by Daisuke. He is Daisuke's real friend, even though many thought he had gone insane. Keisaku is portrayed as one of the only people keeping the SDS' members from killing each other, his friendly and cooperative personality keeping them together. Though, when raiding the Revisions' base, Keisaku snaps after watching his mother die in front of him. Through the trauma, he goes insane, attacking Nicholas, killing Chiharu Izurugi, etc, leading up to his death, being trapped in space and time.