K-1 WORLD GP 2021 JAPAN ～Yokohama Festival～Monday, September 20th, 2021 at 05:00 AM UTCPromotionK-1 Japan GroupVenueYohohama ArenaLocationYokohama, Kanagawa, JapanNumber of bouts23
Main CardPrediction ModeMain CardBout3 roundsMNWMasaaki Noiri42-6-0Bout3 roundsVSKO/TKO, Three Knockdown Rule | R3 · 2:51RA
Preliminary CardPrediction ModePreliminary CardBout3 roundsTKWTakahiko Kobayashi1-0-0Bout3 roundsVSKO/TKO, Right Straight | R2 · 2:10TSTakuma Shimizu0-3-0
