K-1 WORLD GP 2021 JAPAN ～K’FESTA.4 Day.1～
- Yil: 2021
- Mamlakat: Japan
- Janr: Action
- Studiya: GAORA, ABEMA, K-1 Japan Group
- Kalit so'z: kickboxing, combat sports
- Direktor: 中村拓己
- Cast: Tatsuya Tsubakihara, Yuki Egawa, Hideaki Yamazaki, Fukashi Mizutani, Yuta Murakoshi, Ryusei Ashizawa
