Between April and July 2022, he was ranked the tenth best bantamweight in the world by Combat Press.[2][3]
Kickboxing career
Ashizawa made his professional debut on December 9, 2012 at MAJKF BREAK-32 ~SEIZE~. He defeated Tetsuro Noguchi by unanimous decision to take the MAJKF Japan rookie tournament title.[4]
On November 11, 2013, Ashizawa faced Kenshiro Aoi in Japan Kickboxing Innovation. He won the fight by technical knockout in the second round to earn a shot at the reigning REBELS champion Hikaru Machida.[5] They faced each other on December 23 at Japan Kickboxing Innovation "champion carnival". He lost the fight by technical knockout in the fourth round.[6]
On August 31, 2014 Ashizawa challenged Kyohei for the Innovation Super Featherweight title. He lost the fight by unanimous decision.[7]
On December 12, 2015 Ashizawa faced Sota Ichinohe at Japan Kickboxing Innovation Champion's Carnival 2015. He lost the fight by unanimous decision after five rounds.[8]
On April 29, 2016 Ashizawa faced Atom Yamada for the vacant Innovation Featherweight title at Japan Kickboxing Innovation "Dream Force-11". He won the fight by technical knockout in the second round with punches and captured the vacant belt.[9]
On April 16, 2017, Ashizawa faced Kazuki Koyano at REBELS 50. He won the fight by knockout in the third round with punches.[10]
On May 28, 2017, Ashizawa lost to Tatsuya Oiwa by split decision at Krush 76.[11]
Ashizawa faced Jorge Varela at K-1 World GP 2019: K’FESTA 2 on March 10, 2019.[15] He lost the fight by first-round knockout, Ashizawa was floored with a left hook near the end of the opening round.[16]
Ashizawa was scheduled to face Kotaro Shimano at K-1 World GP 2020 in Tokyo.[17] Ashizawa won the bout by TKO in the second round after a back and forth fight in which both Ashizawa and Shimano were knocked down.[18]
Ashizawa faced YA-MAN at THE MATCH 2022 on June 19, 2022, in a open finger glove match. He lost the fight by a first-round knockout, after suffering several knockdowns.[22]