|Crunchyroll||US||Sub & Dub||Free|
|VRV||US||Sub & Dub||Free|
Four men are assigned to Nanba, the world’s most formidable prison. Jyugo, a man who attempted to break out of prison and ended up extending his jail time; Uno, a man who likes to gamble with women; Rock, a man who likes to get into fights; and Nico, a man who likes anime. A super exciting action comedy about the daily lives of the prison’s inmates and guards.
Alternative Titles: Nanbaka, Nambaka, Numbaka, The Numbers, ナンバカ, Nanbaka: Shusseki Bangou no Tsuita Baka-tachi! (Ep 26), Nanbaka: Idiots with Student Numbers! (Ep 26)