Sakakura Juzo

Sakakura Juzo is a character from Danganronpa 3, and a wrestler in The Final Rumble.

He's the Ultimate Boxer and former head of security at Hope's Peak Academy.

Ultimate Boxer
Juzo was scouted to attend Hope's Peak as the Ultimate Boxer. There, he becomes friends with Narukami Yu.

After graduation, he spent the next few years being a boxer. Afterwards, he took a job of a head of security at Hope's Peak.

Season 5
Juzo arrives to TFR after hearing about Yu being hospitalized after a fight.

Episode 9
Juzo visits Yu in hospital only to find out that he became deranged and escaped, avoiding help.

Episode 11
Juzo becomes the head of security in TFR in order to be always able to help Yu in case he gets hurt again. Stumbles into Extra running through corridors, whom he recognizes as someone who once was in Hope's Peak Academy's Reserve Course. In turn, Extra recognizes him from the Gachi audition.