Manabu

Manabu, also known as the Eerie Freckled Boy and later as the Eerie Freckled Old Geezer is a recurring antagonist of the Cool Shock B.T. universe. He appears in "The Eerie Freckled Boy Incident" and the Cool Shock Old B.T. spin-off one-shot as the main antagonist.

Manabu is a cunning and devious boy who purposefully lets himself get bumped by the Mugikari Family's car. Using their guilt, the freckled boy invades their house and exploits their generosity. B.T. develops a particularly bitter rivalry with him.

(Source: JoJo's Bizarre Encyclopedia)