[7] In his next fight, he defended his super bantamweight title, winning the rematch with Seiki Ueyama by unanimous decision.
After these two title fights, Naito participated in the 2017 RISE DEAD or Alive −57 kg tournament.
Moving on to the semifinals, Naito defeated Masahide Kudo by unanimous decision.
Nasukawa would dominate, as he did in their first fight, again dropping Naito thrice in the first round, winning by TKO.
Naito won the fight by unanimous decision, landing numerous leg kicks on his opponent throughout the three round bout.
[17] Naito faced Petchdam Petchyindee Academy at ONE Championship: Revolution on September 24, 2021.
[19] Naito was booked to face Superlek Kiatmuu9 in the quarterfinals of the ONE Flyweight Muay Thai World Grand Prix at ONE 157 on May 20, 2022.
[21] Naito faced Amir Naseri in a muay thai rules bout at ONE on Prime Video 3 on October 22, 2022.