Baki is the son of [Yuujirou Hanma](https://anilist.co/character/10499/Hanma-Yuujirou) and [Emi Akezawa](https://anilist.co/character/10500/Akezawa-Emi). ~!Baki is also the half-brother of [Jack Hanma](https://anilist.co/character/16875/Hammer-Jack).!~ ~!Baki has trained in martial arts since age three, turning to independent, intense training at thirteen to follow in his father's footsteps before vowing to defeat him. He utilizes a versatile "Total Fighting" style and advanced shadowboxing that turns visualizations into corporeal forms to master opponents' techniques. After winning the underground arena tournament against his half-brother Jack in the finals, he survives encounters with escaped convicts, defeats [Biscuit Oliva](https://anilist.co/character/35484/Biscuit-Oliva), and clashes with the prehistoric man [Pickle](https://anilist.co/character/54859/Pickle).!~ ~!During Chapter 312 of Hanma Baki, Baki makes Yuujirou forfeit his title of the "Strongest Creature Alive" after making him concede in their fight!~