UFC 23: Ultimate Japan 2 è l’evento del 19/11/1999
- Main Card
- Weight class Method Round Time Notes
- Heavyweight Kevin Randleman vince su Pete Williams Unanimous decision 5 5:00
- Heavyweight Pedro Rizzo vince su Tsuyoshi Kosaka TKO (referee stoppage due to strikes) 3 1:17
- Middleweight Joe Slick vince su Jason DeLucia TKO (verbal submission due to knee injury) 1 1:28
- Middleweight Eugene Jackson vince su Keiichiro Yamamiya KO (punch) 3 3:12
- UFC Japan Middleweight Tournament Finals
- Middleweight Kenichi Yamamoto vince su Katsuhisa Fujii Submission (kneebar) 2 4:15
- UFC Japan Middleweight Tournament Semifinals
- Middleweight Katsuhisa Fujii vince su Masutatsu Yano TKO (referee stoppage due to strikes) 2 3:14
- Middleweight Kenichi Yamamoto vince su Daiju Takase Unanimous decision 3 5:00