Goki Kobayashi

Kobayashi made his professional boxing debut against the 2020 West Japan "Rookie of the Year" Hyogo Kimura on 6 June 2021, at the Amagasaki Cultural Center in Amagasaki, Japan. He won the fight by a sixth-round technical knockout.^[1] Kobayashi was expected to face the once-defeated Hayato Aoki on 11 September 2021. The bout was later postponed until 6 November 2021. He won the fight by unanimous decision, with two scorecards of 60–54 and one scorecard of 59–55.^[2]

Kobayashi faced Sora Takeda on 6 March 2022. He made quick work of his opponent, as he stopped him at the 2:38 minute mark of the opening round.^[3] Kobayashi next faced the more experienced Cris Ganoza on 25 September 2022.^[4] He won the fight by a second-round knockout.^[5][6]

His four-fight win streak earned Kobayashi the chance to face the #6 ranked WBC mini flyweight contender Marco John Rementizo for the vacant WBO Asia Pacific title. The title bout was booked as the co-main event of "REAL SPIRITS VOL.84", which took place on 4 December 2022 at the Osaka Prefectural Gymnasium in Osaka, Japan.^[7][8] He captured the vacant belt by unanimous decision, with scores of 97–92, 97–92 and 98–91.^[9][10]

Kobayashi defended his WBO Asia Pacific title against undefeated Filipino Roslan Eco on 6 May 2023, scoring a fourth round TKO.^[11] Kobayashi made his maiden title defense against Jake Amparo on 5 August 2023 at the Central Gym in Kobe, Japan.^[12] Kobayashi was knocked down by a right hook early in the opening round and lost the fight by unanimous decision, with scores of 114–112, 114–112 and 117–109.^[13]

Kobayashi faced the once-defeated Yuri Kanaya for the vacant WBO Asia Pacific title on 3 February 2024. The championship bout headlined the 11th "Who's Next Dynamic Glove" on U-Next, which took place at the Korakuen Hall in Tokyo, Japan.^[14] Kobayashi won the fight by a third-round technical knockout.^[15]