|Kanji:||椿 和馬（つばき かずま）|
|Manga Debut:||Chapter 34|
Kazuma Tsubaki (椿 和馬, Tsubaki Kazuma) is a japanese boxer and current lightweight Japan champion. He trains at Hyodo Gym.
Power & AbilitiesEdit
- Win: Tsubaki faced Takizawa in his third title defense and first title match for Takizawa. As the match started, Takizwa did an impatient punch, which was enough for Tsubaki as he managed to do a counter and turned the match at his favour. As he continued punching him, Tsubaki finally did his signature move Jack Knife and KO'd Takizawa.