// Roster Index›Bantamweight›Dossier · Norifumi Yamamoto
UFC FIGHTER PROFILE_
UFC · UNKNOWNSTOCK 0BANTAMWEIGHT

Norifumi
Yamamoto

NICKNAME"Kid"·JAPAN
PROFESSIONAL RECORD
18-6-0
CURRENT FORM
— STREAK
NEXT FIGHT
NO BOUT ANNOUNCED
Norifumi Yamamoto
FIGHTER -
JAP🇯🇵
PROFILE PHOTO
PROFILE
PROFILE DATA! COLD
HEIGHT
5'4"
REACH
5'6"
AGE
49
STANCE
SOUTHPAW
WEIGHT
Bantamweight
PROFESSIONAL RECORD_
26 BOUTS
WIN
18
LOSS
6
DRAW
0
WIN RATE
75%
18/26 bouts
FINISH RATE
83%
of professional wins
LAST 5 FIGHTS— STREAK · 1-3
WLLL-
Form trend 0 over the last 90 days.
STYLE SUMMARY_
DATA: COLD
FIGHTING STYLE
WELL ROUNDED

Well rounded fighter with elite knockout power — 72% of wins are by ko/tko.

KEY STRENGTHS

Closes distance and trades — most wins come from heavy hands inside the first two rounds.

KEY RISKS

Volume strikers have outpointed across full fights — output drops after R2.

// PERFORMANCE_METRICS · 02_

STRIKE / GRAPPLE
VITALS

Observed profile rates compared with stored weight-class medians where coverage exists. Any fallback uses a labeled UFC reference average; no fallback is presented as a division median.

// SLPM▼ BELOW
2.09
Strikes Landed/Min
Reference value 2.70
// STR. ACC▼ BELOW
45%
Striking Accuracy
Reference value 46%
// SAPM▲ ABOVE
2.01
Strikes Absorbed/Min
Reference value 2.77
// STR. DEF▲ ABOVE
57%
Striking Defense
Reference value 53%
// TD AVG▼ BELOW
0.41
Takedowns/15 min
Reference value 1.50
// TD ACC▼ BELOW
22%
Takedown Accuracy
Reference value 40%
// TD DEF▼ BELOW
45%
Takedown Defense
Reference value 60%
// SUB AVG▼ BELOW
0.00
Submissions/15 min
Reference value 0.50
// QUALITY_OF_COMPETITION · 02B_

WHO THEY
ACTUALLY FOUGHT

A record says how often a fighter won, not against whom. These ratings weigh every result by the opponent's strength at the time, then compare this fighter with the 103 rated fighters on the UFC bantamweight roster (anyone with a UFC bout in the last two years or one booked).

// RATING
#57
against the 103 rated on the UFC bantamweight roster · Elo 1539
// STRENGTH OF SCHEDULE
12th
percentile · average opponent rated 1505 at fight time (recent fights count most)
// RESULTS VS EXPECTATION
5th
percentile · fell short of what opponents' ratings predicted (-0.32 per fight)

15 rated fights · opponents rated in 63% of recorded fights · last rated fight FEB 26, 2012

// CAREER_BREAKDOWN · 03_

WIN CONDITION MAP

Where the wins come from, and where the losses came from. Method splits by knockout, submission, and decision.

// WINS (18)
n = 18
KO/TKO · 13
SUB · 2
DEC · 3
13
KO/TKO
72%
2
SUB
11%
3
DEC
17%
// LOSSES (6)
n = 6
KO/TKO · 1
SUB · 1
DEC · 4
1
KO/TKO
17%
1
SUB
17%
4
DEC
67%
// PATH_TO_VICTORY_
83% FINISH
KO/TKOEARLY ROUNDS · 13 fights
72%
SUBANY ROUND · 2 fights
11%
DECFULL FIGHT · 3 fights
17%
Top win condition: ko/tko · early rounds.
// DNA_PROFILE · 04_

ATTRIBUTE FINGERPRINT

Evidence-backed 0-100 scores built only from observed profile stats and disclosed bout-history proxies. This is a fixed Blueprint scoring model, not a division percentile; missing axes remain unknown.

// DNA_PROFILE_
3 OBSERVED7 DERIVED0 UNKNOWN
// BENCHMARK
FIXED SCORE SCALE
// LINKED SAMPLE
26 BOUTS
// PROFILE UPDATED
OCT 3, 2026
// RECORDED SOURCE
ufcstats
Fighter attribute fingerprint10 of 10 attributes have evidence-backed scores on the Blueprint fixed scale. Unknown axes are not plotted and no score represents a division percentile.KO POWER100TD DEFENSE20GRAPPLING40CHIN83STRIKING34CARDIO69AGGRESSION25SUB THREAT20STR DEFENSE60RECOVERY33
// BANDS
90+ELITE
70-89STRONG
45-69AVERAGE
30-44BELOW
<30LOW
N/AUNKNOWN
Highest scored axis: KO Power. Lowest scored axis: Sub Threat.
// EVIDENCE REGISTER
10 SCORED · 0 OPEN
KO Power100
DERIVED PROXY

KO wins divided by total career wins

N=18 wins
TD Defense20
OBSERVED INPUT

Observed takedown defense rate (45%)

Grappling40
DERIVED PROXY

Composite of observed takedown volume, accuracy, and submission rate

Chin83
DERIVED PROXY

KO-loss durability proxy from career record

N=24 bouts
Striking34
DERIVED PROXY

Composite of observed striking volume and accuracy

Cardio69
DERIVED PROXY

Long-fight exposure proxy from bout duration and decision-win share

Aggression25
DERIVED PROXY

Activity proxy from observed strike and takedown volume

Sub Threat20
OBSERVED INPUT

Observed submission rate (0 per 15 min)

Str Defense60
OBSERVED INPUT

Observed striking defense rate (57%)

Recovery33
DERIVED PROXY

Share of recorded losses followed by a win in the next recorded bout.

N=6 losses
Fighter attribute fingerprint accessible data summary
AttributeScoreProvenanceEvidenceSample
KO Power100 out of 100DERIVED PROXYKO wins divided by total career wins18 wins
TD Defense20 out of 100OBSERVED INPUTObserved takedown defense rate (45%)Not recorded
Grappling40 out of 100DERIVED PROXYComposite of observed takedown volume, accuracy, and submission rateNot recorded
Chin83 out of 100DERIVED PROXYKO-loss durability proxy from career record24 bouts
Striking34 out of 100DERIVED PROXYComposite of observed striking volume and accuracyNot recorded
Cardio69 out of 100DERIVED PROXYLong-fight exposure proxy from bout duration and decision-win shareNot recorded
Aggression25 out of 100DERIVED PROXYActivity proxy from observed strike and takedown volumeNot recorded
Sub Threat20 out of 100OBSERVED INPUTObserved submission rate (0 per 15 min)Not recorded
Str Defense60 out of 100OBSERVED INPUTObserved striking defense rate (57%)Not recorded
Recovery33 out of 100DERIVED PROXYShare of recorded losses followed by a win in the next recorded bout.6 losses
// CAREER_MOMENTUM · 05_

THE ARC SO FAR

Rolling momentum score (0-100) recomputed after every bout. Weighted blend of result, opponent context, and method-of-finish, designed to show the shape, not the destination.

// MOMENTUM_TIMELINE_
SCOREWINLOSS
0255075100MAR 2001WMAR 2001WJUL 2001WSEP 2001DEC 2001LMAY 2002WSEP 2002WMAY 2003WSEP 2003WAPR 2004WJUL 2004WOCT 2004WJUL 2005WSEP 2005WSEP 2005WDEC 2005WMAY 2006WDEC 2006WSEP 2007WDEC 2007LMAY 2009LDEC 2009WMAY 2010LFEB 2011LNOV 2011LFEB 2012FEB 2015// SCORE

  1. Start, MAR 2001, momentum score 45.
  2. Start, MAR 2001, momentum score 52, DEC R2.
  3. Start, JUL 2001, momentum score 63, KO/TKO R1.
  4. Start, SEP 2001, momentum score 73, KO/TKO R1.
  5. Start, DEC 2001, momentum score 73.
  6. Start, MAY 2002, momentum score 63, KO/TKO R1.
  7. Start, SEP 2002, momentum score 74, KO/TKO R1.
  8. Start, MAY 2003, momentum score 81, DEC R3.
  9. Start, SEP 2003, momentum score 91, KO/TKO R1.
  10. Start, APR 2004, momentum score 100, SUB R1.
  11. Start, JUL 2004, momentum score 100, SUB R2.
  12. Start, OCT 2004, momentum score 100, KO/TKO R1.
  13. Start, JUL 2005, momentum score 100, KO/TKO R3.
  14. Start, SEP 2005, momentum score 100, KO/TKO R2.
  15. Start, SEP 2005, momentum score 100, KO/TKO R2.
  16. Start, DEC 2005, momentum score 100, KO/TKO R1.
  17. Start, MAY 2006, momentum score 100, KO/TKO R1.
  18. Start, DEC 2006, momentum score 100, KO/TKO R1.
  19. Start, SEP 2007, momentum score 100, DEC R3.
  20. Start, DEC 2007, momentum score 100, KO/TKO R2.
  21. Start, MAY 2009, momentum score 93, DEC R2.
  22. Start, DEC 2009, momentum score 86, DEC R3.
  23. Start, MAY 2010, momentum score 97, KO/TKO R1.
  24. Start, FEB 2011, momentum score 90, DEC R3.
  25. Start, NOV 2011, momentum score 83, DEC R3.
  26. Start, FEB 2012, momentum score 76, SUB R1.
  27. Start, FEB 2015, momentum score 76.

Peaked at 100 (W vs Valente), bottomed at 45 (Debut). Current reading: 76.

// KILL_SHOT_MATRIX · 06_

WHEN THE FINISHES COME

Cross-tab of fight outcome by method and round. Reads top-down for method, left-right for round. Cyan intensity scales with frequency.

// METHOD × ROUND_
24/26 fights mapped
METHOD ↓ / ROUND →R1R2R3R4R5FREQ
KO/TKO
10
42%
3
13%
1
4%
-
-
14
total
SUB
2
8%
1
4%
-
-
-
3
total
DEC
-
2
8%
5
21%
-
-
7
total
// PRIMARY KILL ZONE
R1-R2 KO/TKO · 13 of 24 mapped
// LATE-FIGHT GAP
No R5 finishes either way
// DECISION RATE
27%, fights rarely go the distance
// FIGHT_HISTORY · 08_

BOUT LOG
26 FIGHTS

Detailed bout records for the indexed tenure. Sorted most recent first.

D
VS Roman SalazarFeb 28, 2015
No ContestR2 · 2:37
UFC 184 - Rousey vs. Zingano
SECONDARY DETAILS
METHOD
DETAIL
No Contest (Accidental Eye Poke)
L
VS Vaughan LeeFeb 26, 2012
SubmissionR1 · 4:29
UFC 144 - Edgar vs. Henderson
SECONDARY DETAILS
METHOD
DETAIL
Submission (Armbar)
L
VS Darren UyenoyamaNov 12, 2011
DecisionR3 · 5:00
UFC on Fox 1 - Velasquez vs. Dos Santos
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
L
VS Demetrious JohnsonFeb 5, 2011
DecisionR3 · 5:00
UFC 126 - Silva vs. Belfort
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Federico LopezMay 29, 2010
KO/TKOR1 · 1:41
Dream - Dream 14
SECONDARY DETAILS
METHOD
DETAIL
KO (Punches)
L
VS Masanori KaneharaDec 31, 2009
DecisionR3 · 5:00
K-1 - Dynamite!! Power of Courage 2009
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
L
VS Joe WarrenMay 26, 2009
DecisionR2 · 5:00
Dream 9 - Featherweight Grand Prix 2009 Second Round
SECONDARY DETAILS
METHOD
DETAIL
Decision (Split)
W
VS Rani YahyaDec 31, 2007
KO/TKOR2 · 3:11
K-1 - Premium 2007 Dynamite!!
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches and Soccer Kicks)
W
VS Bibiano FernandesSep 17, 2007
DecisionR3 · 5:00
K-1 HERO's - Tournament Final
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Istvan MajorosDec 31, 2006
KO/TKOR1 · 3:46
K-1 - Premium 2006 Dynamite!!
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
W
VS Kazuyuki MiyataMay 3, 2006
KO/TKOR1 · 0:04
K-1 - Hero's 5
SECONDARY DETAILS
METHOD
DETAIL
KO (Flying Knee)
W
VS Genki SudoDec 31, 2005
KO/TKOR1 · 4:39
K-1 - Premium 2005 Dynamite!!
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
// FAQ · 09_

CITATION-READY ANSWERS

Quick answers based on the public fighter profile and fight history shown on this page.

Bantamweight. Professional record 18-6 (2 NC). Unranked at the time of indexing.

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// FORECAST_AVAILABLE_
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// LAST INDEX SYNC · 2026-10-28