Type: Special
Plot Summary: Short specials included on the BD/DVD volumes of "Sekai de Ichiban Tsuyoku Naritai!"
Genre: Action , Ecchi , Sports
Released: 2013
Status: Completed
Episode 8
Episode 9
Episode 2
Episode 7
Episode 20
Episode 4
Episode 42
Episode 1143
Episode 1
Episode 6
Episode 3