Yoshitaka Naito has four losses against four opponents on his MMA record. For a list of Naito's best fights, refer to "Best fights of Yoshitaka Naito".
On September 10, 2020 Yoshitaka Naito faced off against Yosuke Saruta in a strawweight bout at age 36. He was coming in with a record of 15-4 (7), and Saruta was 33 years old and with a record of 20-9-3 (7). Naito lost the fight via 3-round unanimous decision.
On March 8, 2019 Yoshitaka Naito faced off against Rene Catalan in a strawweight bout at age 35. He was coming in with a record of 13-3 (7). Naito lost the fight via 1st-round TKO.
On September 22, 2018 Yoshitaka Naito met Joshua Pacio in a strawweight (ONE World Championship) title defense fight. Naito was 34 years old and with a record of 13-2 (7), and Pacio was 22 years old and with a record of 14-2 (13). Naito lost the fight via 5-round unanimous decision and lost the title.
On December 9, 2017 Yoshitaka Naito met Alex Silva in a strawweight (ONE World Championship) title defense fight. Naito was 33 years old and with a record of 12-1 (7), and Silva was 35 years old and with a record of 6-1 (6). Naito lost the fight via 5-round unanimous decision and lost the title.