a right overhand at K-1 World GP 2019: Japan vs World 5 vs 5 & Special Superfight in Osaka. Kaisei was then matched with top 10 ranked Jordann Pikeur for a shot at the 67.5 kg title on November 24 at K-1 World GP 2019 Yokohamatsuri. Kondo lost the fight by TKO in round 2 due to repeated knockdowns from punches. On August 29, 2020 Kaisei entered the 4-man Krush -67.5 kg Championship Tournament at Krush 116. Kaisei won in the semi final by TKO from Punches against Kaito. He faced Kazuki Yamagiwa in the final and had to give up at the end of round 1 when he broke his hand and wrist hitting the top of his opponent's head. Kondo was scheduled to fight Maki Dwansonpong at K-1: K’Festa 4 on March 21, 2021. He won the bout by majority decision with scores of 29-29, 30-28 and 30-28. Konda faced Alan Soares at Krush 133 on January 28, 2022. He won the fight by a first-round knockout, flooring Soares with a knee to body. Kondo faced Hayato Suzuki at K-1 World GP 2022 in Fukuoka on August 11, 2022. He lost the fight by a fourth-round knockout. Titles and accomplishments Amateur 2018 K-1 Koshien -65 kg Champion 2017 K-1 Koshien -65 kg Champion 2017 Shin Karate All Japan K-2 Grand Prix Champion 2016 K-1 All Japan A-Class Tournament -65 kg Champion 2016 WBC Muay Thai All Japan Jr. League (U15) -65 kg Champion 2016 K-1 All Japan Junior B-class -60 kg Champion 2015 KAKUMEI Jr. -52 kg Champion 2015 K-1 All Japan Junior B-class Tournament -60 kg Champion 2015 Shin Karate All Japan K-3 Grand Prix Champion 2014 Shin Karate All Japan K-4 Grand Prix Runner-up Fight record |- style="text-align:center; background:#;" | 2023-03-25 || ||align=left| Vitor Tofanelli || Krush 147 || Tokyo, Japan || || |- style="background:#fbb" | 2022-08-11|| Loss ||align=left| Hayato Suzuki || K-1 World GP 2022 in Fukuoka || Fukuoka, Japan || Ext.R KO (Left straight) || 4 || 1:09 |- style="text-align:center; background:#cfc" | 2022-01-28 || Win || align=left| Alan Soares || Krush 133 || Tokyo, Japan || KO (knees to the body) || 1 || 0:40 |- style="text-align:center; background:#cfc;" | 2021-03-21|| Win|| align=left| Duangsompong MakiGym || K-1: K'Festa 4 Day 1 || Tokyo, Japan || Decision (majority)||3 ||3:00 |- style="text-align:center; background:#fbb;" | 2020-08-29 || Loss || align=left| Kazuki Yamagiwa|| Krush.116, -67.5 kg Championship Tournament Final