Analytics preferences

Allow privacy-masked PostHog analytics and session replay so we can see which parts of the reference are useful and where people get stuck. We never send searches, route identifiers, or form contents. Vercel's anonymous traffic and performance measurement remains active either way.

jiu-jitsu reference

Athletes Events Organizations Matches Knowledge Graph About Support

jiu-jitsu reference

© 2026 Jiu Jitsu Reference. All rights reserved.

Apple, the Apple logo, and App Store are trademarks of Apple Inc., registered in the U.S. and other countries.

Privacy Terms Support

Ryuoichi Ishida vs Kazuya Abe | Jiu-Jitsu Reference

Matches/Jan 31, 1999

Ryuoichi Ishida vs Kazuya Abe

GCM: The Contenders 1

Ryuoichi Ishida

versus

Match result

Result unknown

Winner: Draw or unknown
Method: Result unknown
Stage: Not recorded
Weight class: 66 kg (145.5 lbs)

Event context

Date: January 31, 1999

Location

Tokyo, Japan

Organization

Greatest Common Multiple

Division

66 kg (145.5 lbs)