Keiichirō Yamamiya

Japanese mixed martial artist

山宮 恵一郎 · 山宮恵一郎

Born

12 July 1972, Chigasaki

Citizenship

Japan

Sport

mixed martial arts

Occupation

mixed martial arts fighter, kickboxer

Team / club

Grabaka

Keiichiro Yamamiya (born July 12, 1972) is a Japanese former professional mixed martial artist. A veteran of 90 fights who began his career in 1996 and last competed in 2015, he fought in the UFC, Pancrase, DEEP, and World Victory Road. He was the inaugural King of Pancrase Light Heavyweight Champion.

External links

• Wikipedia
• Sherdog
• Wikidata

Facts from Wikidata Q6383637 (CC0); quoted introduction from English Wikipedia (CC BY-SA 4.0). Data retrieved 2026-10-22.

Data: Wikidata (CC0 1.0); Wikipedia (English) (CC BY-SA 4.0). Retrieved 2026-10-22.