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Fighter Profile›Middleweight

Keiichiro Yamamiya

45-35-101 UFC
Form
Inactive
5'11"ht·Southpawstance·53age
Last fightLEugene Jackson·KO/TKO·R3·26yr ago
Fighter Context
0–1UFC·
0KO
·
0Sub
·
0Dec
·
13.2min/fight
·
13UFC min
CQ Key Stats
◈1 UFC Fight
Striking Differential
+0.00

Significant strikes landed per minute minus strikes absorbed per minute. Positive values indicate a net striking advantage.

Adj. TD Threat
0.000

CageQuant derived signal for measuring takedown offense adjusted for average division opponents.

Durability
65

CageQuant derived signal that measures how well a fighter holds up to damage. Based on stoppage history and knockdowns absorbed over their career.

Pre-UFC Background
Pre-UFC Record
44-34-10
Last fight: Nov 1999
Physical
Height
5'11"
−1.5"div avg 6'1"
Stance
Southpaw
Tactical edge vs orthodox
Win Methods
KO / TKO
1125%
Sub
37%
Decision
3068%
Loss Methods
KO / TKO
824%
Sub
824%
Decision
1853%
Striking
Yamamiya
Counter Puncher
Head Hunter
Middleweight avg
Sig. Strikes / Min0.00
Str. Accuracy0%
14UFC landed/58attempted
Sig. Absorbed / min
−3.5 vs avg0.00
Str. Defense0%
KD Rate / fight0.00
KD Absorbed / fight1.00
Strike Distribution
By Target
Head
79%
Body
0%
Leg
21%
By Position
Distance93%
/
Clinch7%
Sig. Strikes by Round
Round 11 round
Round 21 round
Round 3
Avg. Landed55—
Avg. Absorbed510—
Avg. Net0-5—
Grappling
Yamamiya·52s ctrlAverage Control
Middleweight avg
Offense
TD Landed / 15 Min0.00
TD Attempts / 15 MinUFC ONLY—
TD Accuracy0%
Sub Attempts / 15 Min0.00
Defense
TD Defense0%
1UFC defended/1opp. attempts
Sub Defense
Not Sub Tested
Finishing
Finish Rate
0%
div avg 61%
How They Lose
1UFC loss
Win Breakdown
Loss Breakdown
KO / TKO1 / 1
Submission0 / 1
Decision0 / 1
Loss Pattern
Stopped by KO/TKO in R3
Career Trajectory
Win
Loss
D/NC
Elite opp (15+ wins)
Veteran opp (8+ wins)
0+4+8+12+16avg1999

1 UFC fights · hover for details

Yamamiya — 1 UFC Fight
Result
Method
1 fight
L
Eugene Jackson
KO/TKO R3 · 3:12Nov '99
-8
·
14 SS (24%)·22 abs·52s ctrl·1 kd taken
All Fighters
Middleweight

Keiichiro Yamamiya

45-35-101 UFC
Form
5'11"ht·Southpawstance·53age
Last fightLEugene Jackson·KO/TKO·26yr ago
Fighter Context
0–1UFC·
0KO
·
0Sub
·
0Dec
·
13.2min/fight
·
13UFC min
CQ Key Stats
Str. Differential
+0.00

Significant strikes landed per minute minus strikes absorbed per minute. Positive values indicate a net striking advantage.

Adj. TD Threat
0.000

CageQuant derived signal for measuring takedown offense adjusted for average division opponents.

Durability
65

CageQuant derived signal that measures how well a fighter holds up to damage. Based on stoppage history and knockdowns absorbed over their career.

Pre-UFC Background
Pre-UFC Record
44-34-10
Last fight: Nov 1999
Physical
Height
5'11"
−1.5"div avg 6'1"
Stance
Southpaw
Edge vs orthodox
Win Methods
KO / TKO
1125%
Sub
37%
Decision
3068%
Loss Methods
KO / TKO
824%
Sub
824%
Decision
1853%
Striking
Yamamiya
Middleweight avg
Counter PuncherHead Hunter
Sig. Strikes / Min0.00
Str. Accuracy0%
14UFC landed/58attempted
Sig. Absorbed / Min
−3.5 vs avg0.00
Str. Defense0%
KD Rate / Fight0.00
KD Absorbed / Fight1.00
Strike Distribution
By Target
Head
79%
Body
0%
Leg
21%
By Position
Dist93%
Clinch7%
Sig. Strikes by Round(career avg per round)
R1
n=1
R2
n=1
R3
Landed55—
Absorbed510—
Net0-5—
Grappling
Yamamiya
Middleweight avg
52s ctrlAverage Control
Offense
TD Landed / 15 Min0.00
TD Attempts / 15 MinUFC ONLY—
TD Accuracy0%
Sub Attempts / 15 Min0.00
Defense
TD Defense0%
1UFC defended/1opp. attempts
Finishing
Finish Rate
0%
Decision Fighter
Win Methods
0KO/TKO
0Sub
0Dec
Loss Methods
1KO/TKO
0Sub
0Dec
Finish Round Distribution
R1
R2
R3
KO (L)
Pace & Cardio
Output
Absorbed
Diff
0.11.42.7R1R2R3
R1n=1
R2n=1
R3
Outputsig strikes / min
1.0
1.0
—
Absorbedsig strikes / min
1.0
2.0
—
Diff
+0.0
-1.0
—

Per-round career averages · partial rounds time-adjusted · dashed = division avg

Yamamiya — UFC Fight Log
|
L
Eugene Jackson
KO/TKO·R3·Nov '99
14 SS (24%)·22 abs·52s ctrl·1 kd taken
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GuideContactTermsPrivacy
CageQuant

Independent MMA analytics. Not affiliated with or endorsed by any promotion.
Statistics are informational only. Not betting advice.

© 2026 CageQuant. All rights reserved.

Follow on X