Here is a list of Yamagami's best fights. For a list of Yamagami's losses, refer to "Mikihito Yamagami Losses".
On November 5, 2011 Mikihito Yamagami fought Junji Ikoma in a flyweight title fight for Ikoma's Shooto World title. Yamagami was 24 years old and with a record of 7-2 (3), and Ikoma was 41 years old and with a record of 14-12-6 (8). Yamagami stopped Junji Ikoma via 1st-round KO and is crowned the new flyweight world champion.
On September 30, 2012 Mikihito Yamagami met Junji Ito in a flyweight (Shooto World) title defense fight. Yamagami was 25 years old and with a record of 8-2 (3), and Ito was 26 years old and with a record of 9-3 (6). Yamagami stopped Junji Ito via 2nd-round choke-out and successfully defended his title.
On December 13, 2008 Mikihito Yamagami faced off against Junji Ito in a flyweight bout at age 21. He was coming in with a record of 3-0 (2), and Ito was 22 years old and with a record of 3-1 (3). Yamagami stopped Junji Ito via submission.
On November 19, 2010 Mikihito Yamagami faced off against Shinya Murofushi in a flyweight bout at age 23. He was coming in with a record of 5-2 (2), and Murofushi was 27 years old and with a record of 6-2-1 (4). Yamagami won the fight via 2-round majority decision.
On June 22, 2013 Mikihito Yamagami faced off against Mamoru Yamaguchi in a flyweight bout at age 26. He was coming in with a record of 9-2 (3), and Yamaguchi was 36 years old and with a record of 26-7-3 (14). Yamagami won the fight via 3-round majority decision.
On October 5, 2008 Mikihito Yamagami faced off against Yusuke Sato in a flyweight bout at age 21. He was coming in with a record of 2-0 (1). Yamagami stopped Yusuke Sato via KO.