Masahiro Ōishi

Japanese mixed martial artist

大石真丈

Born

29 November 1968, Japan

Citizenship

Japan

Sport

mixed martial arts

Occupation

mixed martial arts fighter

Masahiro Oishi Japanese: 大石真丈 (born November 29, 1968) is a Japanese mixed martial artist. He competes in the Bantamweight and Featherweight divisions.

He has competed for numerous promotions during his career, most notably Shooto, Pancrase and ZST. He is the former Shooto World Featherweight (132 lb) Champion.

External links

• Wikipedia
• Sherdog
• Wikidata

Facts from Wikidata Q11438240 (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.