- Date
- Venue
- Tokyo Bay NK Hall
- Tokyo, Japan
- Bouts
- 7
- 1 title fight
- Finishes
- 5 of 7
- 4 KO/TKO · 1 sub
- Bonuses
- Eugene Jackson vs. Keiichiro Yamamiya
- FOTN
Full results
Main Card
- Kevin Randlemandef.
USA · 7-3-0 record going in: 7-3-0 Pete WilliamsDecision (unanimous) Round 5 5:00 Heavyweight Title fight
USA · 10-2-0 record going in: 10-2-0 - Pedro Rizzodef.
BRA · 8-0-0 record going in: 8-0-0 Kiyoshi TamuraTKO (referee stoppage due to strikes) Round 3 1:17 Heavyweight
JPN · 19-3-3 record going in: 19-3-3 - Joe Slickdef.
USA · 13-2-3 record going in: 13-2-3 Jason DeLuciaTKO (verbal submission due to knee injury) Round 1 1:28 Middleweight
USA · 30-13-0 record going in: 30-13-0 - Eugene Jacksondef.
USA · 10-3-1 record going in: 10-3-1 Keiichiro YamamiyaKO (punches) Round 3 3:12 Middleweight
JPN · 16-12-5 record going in: 16-12-5 - Kenichi Yamamotodef.
JPN · 1-2-0 record going in: 1-2-0 Katsuhisa FujiiSubmission (kneebar) Round 2 4:15 Middleweight
JPN · 1-3-0 record going in: 1-3-0
Prelims
- Katsuhisa Fujiidef.
JPN · 1-3-0 record going in: 1-3-0 Masutatsu YanoTKO (referee stoppage due to strikes) Round 2 3:14 Middleweight
JPN · 0-0-0 record going in: 0-0-0 - Kenichi Yamamotodef.
JPN · 1-2-0 record going in: 1-2-0 Daiju TakaseDecision (unanimous) Round 3 5:00 Middleweight
JPN · 1-2-1 record going in: 1-2-1
In brief
UFC 23 took place on 19 November 1999 at Tokyo Bay NK Hall, Tokyo, Japan. Main event: Kevin Randleman def. Pete Williams (Decision (unanimous) · Round 5 5:00). Full results for all 7 fights on the card, with winner, method and round.