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// Roster Index›Featherweight›Dossier · Isao Kobayashi
// FIGHTER_DOSSIER · ENTITY_
UFC · UNKNOWNFEATHERWEIGHT

Isao
Kobayashi

// CALLSIGN"N/A"·JAPAN
// PROFESSIONAL RECORD
27-9-2
// CURRENT FORM
4L STREAK
// CURRENT CAMP
UNRESOLVED
// NEXT_ASSIGNMENT
NO BOUT ANNOUNCED
Isao Kobayashi
// SUBJECT_-
JAP🇯🇵
// LIVE_FEED
REC_-
// CONFIDENCE! LIVE
HEIGHT
5'8"
AGE
37
WEIGHT
Featherweight
// PRO_RECORD_
SAMPLE · 38 bouts
WIN
27
LOSS
9
DRAW
2
// WIN_RATE
71%
27/38 bouts
// FINISH_RATE
44%
AVERAGE
// L5 FORM4L STREAK · 1-4
WLLLL
// FIGHTER_INTEL_
CONFIDENCE: LIVE
// STYLE_ARCHETYPE
WELL ROUNDED

Well rounded fighter built around defensive grappling — 52% of wins are by dec.

// HOW_WIN

Banks rounds on the scorecard — pace and positioning over splash damage.

// VULNERABILITY

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
1.01
Strikes Landed/Min
Reference value 2.77
// STR. ACC▼ BELOW
33%
Striking Accuracy
Reference value 48%
// SAPM▲ ABOVE
1.66
Strikes Absorbed/Min
Reference value 2.73
// STR. DEF▼ BELOW
45%
Striking Defense
Reference value 53%
// TD AVG▲ ABOVE
2.17
Takedowns/15 min
Reference value 1.50
// TD ACC▲ ABOVE
100%
Takedown Accuracy
Reference value 40%
// TD DEF▲ ABOVE
100%
Takedown Defense
Reference value 60%
// SUB AVG▼ BELOW
0.00
Submissions/15 min
Reference value 0.50
// 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 (27)
n = 27
KO/TKO · 9
SUB · 2
DEC · 14
9
KO/TKO
33%
2
SUB
7%
14
DEC
52%
// LOSSES (9)
n = 9
KO/TKO · 2
SUB · 2
DEC · 5
2
KO/TKO
22%
2
SUB
22%
5
DEC
56%
// PATH_TO_VICTORY_
44% FINISH
KO/TKOEARLY ROUNDS · 9 fights
33%
SUBANY ROUND · 2 fights
7%
DECFULL FIGHT · 14 fights
52%
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_
0 OBSERVED0 DERIVED0 UNKNOWN
// BENCHMARK
FIXED SCORE SCALE
// LINKED SAMPLE
NOT RECORDED
// PROFILE UPDATED
NOT RECORDED
// RECORDED SOURCE
NOT RECORDED
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 POWER48TD DEFENSE100GRAPPLING42CHIN80STRIKING20CARDIO77AGGRESSION25SUB THREAT20STR DEFENSE95RECOVERY38
// BANDS
90+ELITE
70-89STRONG
45-69AVERAGE
30-44BELOW
<30LOW
—UNKNOWN
Highest scored axis: TD Defense. Lowest scored axis: Sub Threat.
// EVIDENCE REGISTER
10 SCORED · 0 OPEN
KO Power48
NOT ON FILE

TD Defense100
NOT ON FILE

Grappling42
NOT ON FILE

Chin80
NOT ON FILE

Striking20
NOT ON FILE

Cardio77
NOT ON FILE

Aggression25
NOT ON FILE

Sub Threat20
NOT ON FILE

Str Defense95
NOT ON FILE

Recovery38
NOT ON FILE

Fighter attribute fingerprint accessible data summary
AttributeScoreProvenanceEvidenceSample
KO Power48 out of 100NOT ON FILENot recorded
TD Defense100 out of 100NOT ON FILENot recorded
Grappling42 out of 100NOT ON FILENot recorded
Chin80 out of 100NOT ON FILENot recorded
Striking20 out of 100NOT ON FILENot recorded
Cardio77 out of 100NOT ON FILENot recorded
Aggression25 out of 100NOT ON FILENot recorded
Sub Threat20 out of 100NOT ON FILENot recorded
Str Defense95 out of 100NOT ON FILENot recorded
Recovery38 out of 100NOT ON FILENot recorded
// 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
0255075100APR 2008WAPR 2008WAPR 2009WJUN 2009WAUG 2009WOCT 2009WFEB 2010LAPR 2010JUL 2010WNOV 2010WMAY 2011WAUG 2011WDEC 2011WAPR 2012WSEP 2012WDEC 2012MAR 2013WSEP 2013WMAR 2014WOCT 2014LDEC 2014WAPR 2015WAUG 2015LOCT 2015LJUN 2016WSEP 2016WDEC 2016WAPR 2017LAUG 2017WDEC 2017WAPR 2018WMAY 2019WOCT 2019WJUL 2020WMAY 2021LNOV 2023LJUL 2025LDEC 2025LJUN 2026// SCORE

  1. Start, APR 2008, momentum score 45.
  2. Start, APR 2008, momentum score 56, KO/TKO R1.
  3. Start, APR 2009, momentum score 66, KO/TKO R1.
  4. Start, JUN 2009, momentum score 75, KO/TKO R2.
  5. Start, AUG 2009, momentum score 86, KO/TKO R1.
  6. Start, OCT 2009, momentum score 93.
  7. Start, FEB 2010, momentum score 100, KO/TKO R1.
  8. Start, APR 2010, momentum score 93, DEC R3.
  9. Start, JUL 2010, momentum score 93.
  10. Start, NOV 2010, momentum score 100, SUB R1.
  11. Start, MAY 2011, momentum score 100, DEC R3.
  12. Start, AUG 2011, momentum score 100, DEC R3.
  13. Start, DEC 2011, momentum score 100, KO/TKO R1.
  14. Start, APR 2012, momentum score 100, DEC R3.
  15. Start, SEP 2012, momentum score 100, SUB R1.
  16. Start, DEC 2012, momentum score 100, KO/TKO R1.
  17. Start, MAR 2013, momentum score 100.
  18. Start, SEP 2013, momentum score 100, DEC R3.
  19. Start, MAR 2014, momentum score 100, KO/TKO R3.
  20. Start, OCT 2014, momentum score 100, DEC R3.
  21. Start, DEC 2014, momentum score 93, DEC R3.
  22. Start, APR 2015, momentum score 100, DEC R3.
  23. Start, AUG 2015, momentum score 100, DEC R3.
  24. Start, OCT 2015, momentum score 93, SUB R3.
  25. Start, JUN 2016, momentum score 86, KO/TKO R2.
  26. Start, SEP 2016, momentum score 93, DEC R5.
  27. Start, DEC 2016, momentum score 100, DEC R3.
  28. Start, APR 2017, momentum score 100, KO/TKO R2.
  29. Start, AUG 2017, momentum score 93, DEC R3.
  30. Start, DEC 2017, momentum score 100, DEC R3.
  31. Start, APR 2018, momentum score 100.
  32. Start, MAY 2019, momentum score 100, DEC R5.
  33. Start, OCT 2019, momentum score 100, DEC R5.
  34. Start, JUL 2020, momentum score 100, DEC R3.
  35. Start, MAY 2021, momentum score 100, DEC R5.
  36. Start, NOV 2023, momentum score 93, DEC R3.
  37. Start, JUL 2025, momentum score 83, KO/TKO R1.
  38. Start, DEC 2025, momentum score 76, SUB R2.
  39. Start, JUN 2026, momentum score 69, DEC R3.

Peaked at 100 (W vs Aoki), bottomed at 45 (Debut). Current reading: 69.

// 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_
34/38 fights mapped
METHOD ↓ / ROUND →R1R2R3R4R5FREQ
KO/TKO
7
21%
3
9%
1
3%
-
-
11
total
SUB
2
6%
1
3%
1
3%
-
-
4
total
DEC
-
-
15
44%
-
4
12%
19
total
// PRIMARY KILL ZONE
R1-R2 KO/TKO · 10 of 34 mapped
// LATE-FIGHT GAP
No R5 finishes either way
// DECISION RATE
50%, fights often go the distance
// FIGHT_HISTORY · 08_

BOUT LOG
38 FIGHTS

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

L
VS Yusuke YachiJun 6, 2026
DecisionR3 · 5:00
Rizin FF - Landmark Vol. 14
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
L
VS Yusuke KasuyaDec 21, 2025
SubmissionR2 · 0:44
Pancrase - 360
SECONDARY DETAILS
METHOD
DETAIL
Submission (Rear-Naked Choke)
L
VS Kalybek Arzykul UuluJul 27, 2025
KO/TKOR1 · 1:47
Pancrase - 355
SECONDARY DETAILS
METHOD
DETAIL
KO (Punch)
L
VS Yves LanduNov 17, 2023
DecisionR3 · 5:00
Bellator 301 - Amosov vs. Jackson
SECONDARY DETAILS
METHOD
DETAIL
Decision (Split)
W
VS Taichi NakajimaMay 30, 2021
DecisionR5 · 5:00
Pancrase - 321
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Akira OkadaJul 24, 2020
DecisionR3 · 5:00
Pancrase - 316
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Kyle AguonOct 20, 2019
DecisionR5 · 5:00
Pancrase - 309
SECONDARY DETAILS
METHOD
DETAIL
Decision (Split)
W
VS Nazareno MalegarieMay 26, 2019
DecisionR5 · 5:00
Pancrase - 305
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
W
VS Koyomi MatsushimaApr 15, 2018
DQR1 · 4:34
Pancrase 295 - Sunabe vs. Murofushi
SECONDARY DETAILS
METHOD
DETAIL
Disqualification (Illegal Knee)
W
VS Yusuke KasuyaDec 10, 2017
DecisionR3 · 5:00
Pancrase - 292
SECONDARY DETAILS
METHOD
DETAIL
Decision (Unanimous)
L
VS Kyle AguonAug 20, 2017
DecisionR3 · 5:00
Pancrase - 289
SECONDARY DETAILS
METHOD
DETAIL
Decision (Split)
W
VS Marko BurusicApr 23, 2017
KO/TKOR2 · 4:34
Pancrase - 286
SECONDARY DETAILS
METHOD
DETAIL
TKO (Punches)
// FAQ · 09_

CITATION-READY ANSWERS

Direct lifts derived from this dossier. Designed to be quotable in writeups, search-engine snippets, or model context windows.

Featherweight. Professional record 27-9-2. Unranked at the time of indexing.

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// LAST INDEX SYNC · 2026-07-28