Hyunjun Jeon (전현준 Jeon HyeonJun?) is Brave Black Dino/Kyoryu Black, the Black Ranger of the Brave Dino Force Rangers. He is a police officer with superhuman strength who gains the ability to become Brave Black Dino/Kyoryu Black (ブレイブキョウリュウブラック Bureibu Kyōryū Burakku). Despite being a person who is adhere to the rules, he is also friendly to others.