He won the fight by a third-round knockout, flooring Hata with a knee to the body, which left him unable to beat the ten count.
[10] In his fifth professional fight, Kaneko faced the former BigBang Super Bantamweight champion Taisuke Degai at Krush 82 on November 5, 2017.
[13][1] Kaneko made his first title defense against the WPMF bantamweight champion Junya Weerasakreck at Krush 94 on October 28, 2018.
[21] Kaneko fought the reigning Krush Super Bantamweight champion Masashi Kumura at K-1 World GP 2020: K’Festa 3 on March 22, 2020.
[31] Kaneko advanced to the tournament semifinals, where he faced the reigning Krush Super Bantamweight (-55kg) champion Riamu Sera.
He knocked Kumura down with a combination of punches in the second round, which proved the pivotal moment of the fight, as it edged the scorecards in his favor.
[33] Kaneko was booked to face the reigning RISE Bantamweight champion Masahiko Suzuki in a non-title bout on June 19, 2022.
The bout was scheduled for the undercard of The Match 2022, a RISE and K-1 cross-promotional event, headlined by Takeru Segawa and Tenshin Nasukawa.
[36][37] Kaneko faced Jordan Swinton, the first foreign opponent of his professional career, at K-1 World GP 2022 Yokohamatsuri on September 11, 2022.
Kaneko knocked Swinton down with a right straight as soon as the bout started, before flooring him with a strike to the body, which left his opponent unable to rise from the canvas.
[41] Kaneko made his first K-1 Super Bantamweight Championship defense against the former two-weight Lumpinee Boxing Stadium champion Kompetch Sitsarawatsuer at K-1 World GP 2023: K'Festa 6 on March 12, 2023.
[43] Kaneko faced the undefeated WAKO-Pro European super bantamweight champion Emre Karaca in a -56 kg catchweight bout at K-1 World GP 2023 in Yokohama on June 3, 2023.
Kaneko was awarded an automatic stoppage victory under the K-1 rules, as he was able to thrice knock Karaca down inside of single round.
The contest was ruled a majority decision draw after the first three rounds, with two judges scoring the bout 30–30, while the third ringside official had Kumura ahead 30–29.
[47] Kaneko faced the one-time Glory of Heroes and Wu Lin Feng tournament winner Lan Shanteng in a -56 kg catchweight bout at K-1 ReBIRTH 2 on December 9, 2023.
[53] Kaneko faced the reigning Krush Super Bantamweight champion Riamu Sera in the semifinals at K-1 World MAX 2024 on September 29, 2024.
[55] Kaneko faced the one-time Krush Flyweight (-51kg) champion Rui Okubo in the Grand Prix finals.