関根秀樹
- Profissão
- Representação
- Nascimento
- 13 de agosto de 1973
- Local de nascimento
- Iwata, Shizuoka, Japan
Biografia
Hideki "Shrek" Sekine (born August 13, 1973) is a Japanese mixed martial artist, professional wrestler, and jiu-jitsu practitioner. He holds an MMA record of 14-8 as of March 2026.