Shizuo Heiwajima is a central character in Durarara, the anime adaptation of Ryohgo Narita's light novels that first aired in 2010. Known for his superhuman strength, short temper and bartender uniform, Shizuo works as a bodyguard in Ikebukuro and is voiced in Japanese by Daisuke Ono. This clip comes from episode 7, according to its original upload. Short excerpts of his angriest lines have circulated for years on soundboards and in fan edits, because one swear from a usually explosive character captures his frustration instantly.