Genkaku Picasso (vol. 1) by Usamaru Furuya, translated by John Werry
High school student Hikari Hamura was supposed to die young. But thanks to the fervent intervention with the gods by his best friend Chiaki, who actually did die that day, Chiaki was able "to save [Hamura] and [his] incredible talent." Hamura's nickname, by the way,...