UFC 23: Ultimate Japan 2
Chiba, Japan
19 Nov 1999
Heavyweight
VS
58%
Rizzo
42%
Kohsaka
Win Probability
KO/TKO
Round 3 · 1:17
PR
Pedro Rizzo
"The Rock"
20 – 11
6'1"Orthodox52 yrs2-fight win streakStriker
CFR 21
TK
Tsuyoshi Kohsaka
"TK"
27 – 19
Well-Rounded2-fight slide56 yrsOrthodox5'11"
CFR 16

Combatrics Intelligence

Data-driven breakdown · fighter metrics

Edge: Rizzo

This is a genuine toss-up — Rizzo at 58% vs Kohsaka at 42% (CFR ratings). One of the hardest fights to call on the card.

Key angles

Striking split: Rizzo throws more volume but Kohsaka connects at a higher rate — quality vs quantity.

Risk flags

Rizzo's chin rating of 50 flags durability concerns based on KO history.

Kohsaka has a chin rating of 34 — a potential KO vulnerability.

Rizzo
Kohsaka
Physical Matchup
Height · Reach · Age · Stance
6'1"+
Height
5'11"
52+
Age
56
Orthodox
Stance
Orthodox
Rizzo
Kohsaka
Composite Fighter Rating
Overall score combining performance, win quality, momentum & durability
21.3
15.5
53.4
Performance Avg
42.0
46
Quality of Victory
37
91
Momentum Score
63
Rizzo
Kohsaka
Striking
Significant strikes per minute & accuracy
0.8
0.6
39%
Strike Accuracy
56%
8.0
Striking Style Score (/10)
4.3
6 KOs
KO Finishes
1 KOs
Strike targetStrike target
2
Head
0
0
Body
1
1
Leg
0
RangeRange
2Distance1
0Clinch0
1Ground0
Rizzo
Kohsaka
Grappling
Takedowns, submissions & wrestling
—
—
—
Sub Attempts / fight
0.2
0.5
Grappling Style Score (/10)
1.6
0.4
Wrestling Style Score (/10)
1.1
0:00
Control Time (this fight)
0:00
0
Reversals
0
Rizzo
Kohsaka
Durability / Chin
Resilience against knockouts and stoppages
50
34
KO risk
Verdict
2 consec. KOs
2
KO/TKO Losses
3
0
Sub Losses
0
Avg R2.0 stoppage
KO round context
Avg R2.3 stoppage
3 fights ago
Last KO loss
Most recent fight
—
Strikes absorbed / min
—
14/31 fights
Chin rating based on
6/46 fights
Rizzo
Kohsaka
Form & Momentum
Recent fight performance — most recent weighted 30%
91
63
2-fight 🔥 win streak
Current form
2-fight 📉 slide
W · Dec · R3
W · R2
L · Dec · R3
L · KO · R1
W · KO · R3
Last 5
L · KO · R2
L · KO · R3
W · KO · R2
L · KO · R2
W · Dec · R2
Rizzo
Kohsaka
Finish Rate
Percentage of wins by KO/TKO or Submission
67%
33%
6
KO / TKO Wins
1
0
Submission Wins
0
3
Decision Wins
2

Style Fingerprint

Combatrics radar — 6 fighting dimensions scored 0–10

Rizzo
Kohsaka
Striking8.0 / 4.3Volume3.1 / 6.3Grappling0.5 / 1.6Wrestling0.4 / 1.1Submission0.0 / 0.0Pressure6.6 / 3.8
Fighter 1
Fighter 2
8.0
Striking
KO power & stand-up volume
4.3
0.5
Grappling
Ground control & clinch
1.6
0.4
Wrestling
Takedown threat & defence
1.1
0.0
Submission
Submission attack frequency
0.0
6.6
Pressure
Clinch/ground work rate
3.8
3.1
Volume
Decision-pace fighting
6.3
Rizzo
Strike Zones
Kohsaka
Rizzo
Attacking
2HEAD0BODY1LEGS3 landed
Absorbing
0HEAD1BODY0LEGS1 absorbed
Kohsaka
Attacking
0HEAD1BODY0LEGS1 landed
Absorbing
2HEAD0BODY1LEGS3 absorbed
Targeting Overlap
🎯Rizzo targets the head (67% of attacks) — Kohsaka absorbs 67% of strikes there
🎯Kohsaka targets the body (100% of attacks) — Rizzo absorbs 100% of strikes there

Round by Round

This fight · per-round breakdown

Rizzo
RND
Kohsaka
0/0R00/0
0/0R10/0

Rizzo · QOF Timeline

Avg: 4.7
0105.0W4.2W5.0W5.5W5.5L5.0W5.2W5.5L2.8L6.2W1.5L5.5L4.2W4.5W1998-102000-062001-112003-062003-11
WinLossTrend

Kohsaka · QOF Timeline

Avg: 3.9
0104.2W4.2W2.8L5.2W4.0L2.8L1998-031998-101999-011999-071999-112002-05
WinLossTrend

Rizzo · Last 5

W · Dec · R3
Ricco RodriguezRating 4.5
Decision
UFC 45: Revolution · 2003-11
W · R2
Tra TelligmanRating 4.2
UFC 43: Meltdown · 2003-06
L · Dec · R3
Vladimir MatyushenkoRating 5.5
Decision
UFC 41: Onslaught · 2003-02
L · KO · R1
Gan McGeeRating 1.5
KO/TKO
UFC 39: The Warriors Return · 2002-09
W · KO · R3
Andrei ArlovskiRating 6.2
KO/TKO
UFC 36: Worlds Collide · 2002-03

Kohsaka · Last 5

L · KO · R2
Ricco RodriguezRating 2.8
KO/TKO
UFC 37: High Impact · 2002-05
L · KO · R3
Pedro RizzoRating 4
KO/TKO
UFC 23: Ultimate Japan 2 · 1999-11
W · KO · R2
Tim LajcikRating 5.2
KO/TKO
UFC 21: Return of the Champions · 1999-07
L · KO · R2
Bas RuttenRating 2.8
KO/TKO
UFC 18: The Road to the Heavyweight Title · 1999-01
W · Dec · R2
Pete WilliamsRating 4.2
Decision
UFC - Ultimate Brazil · 1998-10

News & Media

Pedro Rizzo · Tsuyoshi Kohsaka
← Back to fights