Starting off his pro career on February 2010 age 20, Tatsuya Yanagi has had a total of 12 fights - 10 wins, 2 losses, and 0 draws. 4 of the wins coming via stoppage. He started his best winning streak on February 2010 however, this came to an end on October 2013. In this period he won a total of 10 fights.
A successful pro debut for Tatsuya, Yanagi showed his superior boxing talent against Takaaki Murakami, becoming the first person to go the full distance with him. Yanagi's win streak continued to amass with 6 wins against fighters such as Keisuke Ota, Keisuke Ota and Daisuke Ishii.
On October 28th, 2013 Yanagi fought and beat Kazuhiro Miura (7-2-0) to continue his unbeaten streak. Becoming the first person to stop Kazuhiro Miura, Yanagi beat Miura via TKO in the 6th round of a 8 round fight.
The first defeat of Yanagi's career came against Johnreil Maligro on May 3rd, 2014. This took his career record to 10-1-0. On May 3rd, 2014, Yanagi took on and was defeated over the distance by Johnreil Maligro in his first career defeat. Yanagi lost via UD in a valiant effort.
Yanagi's next defeat of his career came against Yuichi Yokoyama on July 5th, 2014. Opponent Yokoyama fought a great fight in Yanagi's most recent bout, one that Yanagi had no answers for. Yokoyama became the first person to stop Yanagi in an upsetting 1st round KO defeat for Yanagi.