Mitsuya Nagai has eight losses against seven opponents on his MMA record. For a list of Nagai's best fights, refer to "Best fights of Mitsuya Nagai".
On January 27, 1998 Mitsuya Nagai faced off against Akira Maeda at age 29. He was coming in with a record of 17-8 (17). Nagai lost the fight via 2-round undefined.
On July 22, 1997 Mitsuya Nagai faced off against Yoshihisa Yamamoto at age 28. He was coming in with a record of 15-7 (15), and Yamamoto was 27 years old and with a record of 5-8 (4). Nagai lost the fight via 1st-round submission.
On April 22, 1997 Mitsuya Nagai faced off against Joop Kasteel at age 28. He was coming in with a record of 13-6 (13), and Kasteel was 32 years old and with a record of 2-0 (1). Nagai lost the fight via 1st-round TKO.
On February 2, 1997 Mitsuya Nagai faced off against Joop Kasteel at age 28. He was coming in with a record of 13-5 (13), and Kasteel was 32 years old and with a record of 1-0 (0). Nagai lost the fight via 1st-round KO.
On January 22, 1997 Mitsuya Nagai faced off against Nikolai Zouev at age 28. He was coming in with a record of 13-4 (13). Nagai lost the fight via 1st-round submission.
On November 22, 1996 Mitsuya Nagai faced off against Kiyoshi Tamura at age 28. He was coming in with a record of 13-3 (13). Nagai lost the fight via 1st-round submission.
On June 29, 1996 Mitsuya Nagai faced off against Volk Han at age 27. He was coming in with a record of 10-2 (10), and Han was 35 years old and with a record of 2-1 (2). Nagai lost the fight via 1st-round submission.
On February 19, 1995 Mitsuya Nagai faced off against Dick Vrij at age 26. He was coming in with a record of 1-1 (1), and Vrij was 29 years old and with a record of 1-0 (1). Nagai lost the fight via 1st-round KO.