The card was scheduled to have an eight man Super Welterweight tournament, featuring: Hiromi Wajima, Avatar Tor Morsi, Yasuhiro Kido, Minoru Kimura, Kaito, Eder Lopes, Katsuya Jinbo and Milan Pales.
[6][7] K-1 World GP 2020 Winter's Crucial Bout was a kickboxing event held by K-1 on December 13, 2020 at the Ryōgoku Kokugikan in Tokyo, Japan.
The current Super Welterweight champion Minoru Kimura fought the HEAT Kick Middleweight champion Abiral Ghimire, who was on a five fight winning streak in HEAT.
Furthermore, the current Krush 65 kg champion Daizo Sasaki fought Tetsuya Yamato, Fumiya Osawa fought Shuji Kawarada, Yasuto Gunji was expected to fight Yusho Kamemoto, Kouki Sasaki was set to face Rimei Takeshi.
[8] Former K-1 Super Featherweight champion Hirotaka Urabe was scheduled to fight Kizaemon Saiga.