Mashounen B.T.
Synopsis
Middle schooler Koichi Mugikari befriends the "Wicked Boy" B.T. after the latter saves him from a pair of extortionists. The two end up becoming involved in an incident with an arsonist live streamer. (Source: MangaDex)
Background
A modern reboot of the original Mashounen B.T. series by Hirohiko Araki.