Chihiro Nakajima was scheduled to face Satoru Nariai in the tournament quarterfinals, which were held at Krush 130 on October 31, 2021.
He first knocked Nariai down with a right high kick, before finishing him with a left hook at the 1:05 minute mark of the last round.
Nakajima advanced to the tournament finals, which were held on the same day, where he faced Tomoya Yokoyama.
[11] Nakajima faced the Shootboxing Japan super featherweight champion Yuki Kasahara at THE MATCH 2022 on June 19, 2022.
[16] Nakajima was expected to face Han Kyungmin in a super featherweight bout at K-1 World GP 2023: inaugural Middleweight Championship Tournament on June 3, 2023.
[17] The bout was later bumped up to a 60.6 kg catchweight, as Kyungmin failed to make weight at the official weigh-ins.
[21] Nakajima faced the one-time RISE bantamweight and K-1 featherweight champion Yuta Murakoshi in a 61.5 kg catchweight bout at K-1 World MAX 2024 on September 29, 2024.