Hiromasa Ougikubo Upsets Kai Asakura, Wins Bantamweight GP at Rizin 33
The last Rizin Fighting Federation event in 2021 featured many upsets that went down at the legendary Saitama Super Arena in Japan on Dec. 31.
https://www.sherdog.com/news/news/Hiromasa-Ougikubo-Upsets-Kai-Asakura-Wins-Bantamweight-GP-at-Rizin-33-183930