Ryusei Kumagai

Bilinen yapımları

• KNOCK OUT 63 Spring Fes in Okinawa (2026)
• KNOCK OUT 68 KNOCKIN' ON THE WORLD (2026)
• KNOCK OUT 60 K.O CLIMAX 2025 (2025)
• KNOCK OUT 65 THE KNOCK OUT 2026 (2026)
• ONE 172: Takeru vs. Rodtang (2025)
• THE KNOCK OUT (2025)