Keiichiro Yamamiya vs Eugene Jackson

UFC 23: Ultimate Japan 2

Nov 19, 1999Chiba, Japan

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Keiichiro Yamamiya

Record: 45-35-10

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Eugene Jackson

Record: 15-9-1

Performance Snapshot

Fighters' Core Metrics

Keiichiro Yamamiya

Eugene Jackson

Performance Snapshot

Fighters' Core Metrics

Keiichiro Yamamiya

Eugene Jackson

Keiichiro Yamamiya vs Eugene Jackson AI Insight & Prediction: Expert Analysis & Fight Breakdown

AgentMMA AI Breakdown

How AgentMMA breaks down Keiichiro Yamamiya vs Eugene Jackson

Finish Maps

UFC Record Breakdown

Keiichiro Yamamiya

Losses (100%)

Eugene Jackson

KO/TKO (42%)

Sub (21%)

Losses (36%)

Performance Stats

Performance Breakdown

Grappling Efficiency50%

Cardio & Endurance70%

Fight IQ65%

Performance Breakdown

Striking Accuracy33%

Grappling Efficiency76%

Takedown Defense16%

Cardio & Endurance72%

Fight IQ70%

Last Opponents

Keiichiro Yamamiya

Eugene Jackson

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From opening bell, Keiichiro Yamamiya can dictate pace in the pocket while Eugene Jackson looks to settle behind counters. Expect the red corner to test range with layered entries that neutralize the Orthodox stance angles.

Key Storylines

First three minutes decide who dictates range and tempo.
Red corner pressure vs blue corner counter traps will frame the striking narrative.
Premium analysis examines the momentum swings most likely to decide control.

Finishing Window

Premium analysis covers whether a credible finish window emerges from the pace, striking, and grappling matchup.

The premium breakdown compares how each fighter can win the pace and position battle, then reveals the selected verdict and supporting evidence after access is unlocked.

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Keiichiro Yamamiya

Keiichiro Yamamiya finish map

UFC Record Breakdown

Losses (100%)

Keiichiro Yamamiya breakdown

Performance Breakdown

Grappling Efficiency50%

Cardio & Endurance70%

Fight IQ65%

Keiichiro Yamamiya's recent form

Key Storylines

First three minutes decide who dictates range and tempo.
Red corner pressure vs blue corner counter traps will frame the striking narrative.
Premium analysis examines the momentum swings most likely to decide control.

Finishing Window

Premium analysis covers whether a credible finish window emerges from the pace, striking, and grappling matchup.

The premium breakdown compares the pace and position battle before revealing the selected verdict and supporting evidence. Eugene Jackson must answer with clinch resets and smart cage craft to stay competitive.

Eugene Jackson owns the cleaner takedown mechanics (71%) but must solve the — sprawl from Keiichiro Yamamiya.

The premium breakdown assesses late-round cardio, composure and volatility before assigning an edge. Unlock it to see which verified factors carry the most weight in this matchup.

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Eugene Jackson

Eugene Jackson finish map

UFC Record Breakdown

KO/TKO (42%)

Sub (21%)

Losses (36%)

Eugene Jackson breakdown

Performance Breakdown

Striking Accuracy33%

Grappling Efficiency76%

Takedown Defense16%

Cardio & Endurance72%

Fight IQ70%

Eugene Jackson's recent form

Keiichiro Yamamiya vs Eugene Jackson Stats Comparison

Age

•

Height

5'11" (180 cm)

•

5'8" (173 cm)

Weight

185 lbs (84 kg)

•

185 lbs (84 kg)

Reach

—

•

—

Stance

Southpaw

•

Orthodox

AI Division Rank

—

•

—

Status

Contender

•

Contender

Key Insights: Keiichiro Yamamiya vs Eugene Jackson AI Analysis

Pace delta

+2.2 significant strikes/min

Eugene Jackson averages 2.2 significant strikes per minute while Keiichiro Yamamiya sits at 0.0.

Finish radar

The model flags a possible finish window. Unlock the supporting breakdown.

AgentMMA layers opponent strength, strike tempo, and grappling leverage to forecast this fight. Compare Keiichiro Yamamiya and Eugene Jackson, then unlock the round-by-round analysis and key factors.

AI War Room Preview

AgentMMA's model flagged a matchup edge. Unlock the full breakdown, model score, and supporting factors for Keiichiro Yamamiya vs Eugene Jackson.

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Model score and full reasoning inside

Yamamiya vs Jackson odds

When Polymarket opens a market for Keiichiro Yamamiya vs Eugene Jackson, live odds and their price history appear on this page.

Until odds are live, explore the AI prediction and verified fighter stats — the page updates automatically once the betting market opens.

Where to watch Yamamiya vs Jackson

Keiichiro Yamamiya vs Eugene Jackson is on the UFC 23: Ultimate Japan 2 card on Nov 19, 1999 at Chiba, Japan. The bout goes out inside that card on the official UFC broadcaster or streaming service for your country — UFC Fight Pass and the UFC schedule show who holds the rights where you are. AgentMMA is not a broadcaster and never hosts or links to fight streams.

There is no legal free stream of a full UFC main card in most countries — broadcaster free trials, free-to-air coverage in a handful of markets and the occasional early prelim on the UFC's official channels are the legitimate exceptions. Free here for Yamamiya vs Jackson: the tale of the tape, verified stats, market odds and community picks.