Chinman

"Chinman" was a NEET virgin, until he decided to change his fate. Chat already sees interest in him, as they think he is the second coming of a type of autist similar to Chris-chan. Be wary around him at best, as he cannot get a girlfriend, just like Chris.

Chin Killer
Once a simple virgin NEET living in a house with his friend and friend's gf, he would one day proceed to set fire to the house and watch as his friend's girlfriend burned in the fire. He would then become a chad while his friend drowned in depression.

Off-Season 2
In this alternate timeline, Jackson "Chinman" Kiryu was born son of Kazuma Kiryu and Julianne Stingray, and is merely a child, awaiting his opportunity to become loved.