Masamichi Yabuki has four losses against four opponents on his boxing record. For a list of Yabuki's best fights, refer to "Best fights of Masamichi Yabuki".
On March 19, 2022 Masamichi Yabuki met Kenshiro Teraji in a light-flyweight (WBC) world-title defense fight. Yabuki was 29 years old and with a record of 13-4 (12), and Teraji was 30 years old and with a record of 18-1 (10). Yabuki lost the fight via 3rd-round KO and lost the title.
On September 29, 2018 Masamichi Yabuki faced off against Daniel Matellon at age 26. He was coming in with a record of 7-3 (7), and Matellon was 30 years old and with a record of 5-0-2 (3). Yabuki lost the fight via 8-round split decision.
On April 8, 2018 Masamichi Yabuki faced off against Seigo Yuri Akui at age 25. He was coming in with a record of 6-2 (6), and Akui was 22 years old and with a record of 11-1-1 (7). Yabuki lost the fight via 1st-round TKO.
On December 23, 2016 Masamichi Yabuki faced off against Junto Nakatani at age 24. He was coming in with a record of 3-1 (3), and Nakatani was 18 years old and with a record of 8-0 (7). Yabuki lost the fight via 4-round unanimous decision.
