Keiichiro Yamamiya vs. Eugene Jackson
Tale of the tape
The read
Level of competition
Keiichiro Yamamiya
| Competition tier | W | L |
|---|---|---|
| Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin | 0 | 1 |
| Tier 3 — regional circuit | 43 | 33 |
Tier-weighted record quality: -0.09 · 0 tier-1/2 wins · 13 finish wins over 87 documented bouts
In the UFC: 0-1 against opponents who walked in above .500 · avg opponent walk-in record +1.0 wins over .500
Eugene Jackson
| Competition tier | W | L |
|---|---|---|
| Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin | 3 | 4 |
| Tier 3 — regional circuit | 12 | 5 |
Tier-weighted record quality: 0.37 · 3 tier-1/2 wins · 14 finish wins over 25 documented bouts
In the UFC: 0-1 against opponents who walked in above .500 · avg opponent walk-in record -0.1 wins over .500
Striking
Significant strikes — landed & absorbed
Where the fight happens (share of sig. strike attempts)
Keiichiro Yamamiya
Distance 98.3% (norm 79.4%) · Clinch 1.7% (norm 9.1%) · Ground 0.0% (norm 10.3%)
Eugene Jackson
Distance 82.7% (norm 79.4%) · Clinch 13.3% (norm 9.1%) · Ground 4.0% (norm 10.3%)
What they throw (share of sig. strike attempts by target)
Keiichiro Yamamiya
Head 94.8% (norm 78.0%) · Body 0.0% (norm 13.4%) · Legs 5.2% (norm 8.4%)
Eugene Jackson
Head 93.1% (norm 78.0%) · Body 5.8% (norm 13.4%) · Legs 1.2% (norm 8.4%)
Zone accuracy matrix Landed / attempted by zone
Green ≥ division median, red below. UFCStats tracks position and target as separate splits.
| Zone | Yamamiya L/A | Acc | Middleweight med | Jackson L/A | Acc | Middleweight med |
|---|---|---|---|---|---|---|
| BY POSITION | ||||||
| At distance | 13 / 57 | 22.8% | 40.5% | 29 / 143 | 20.3% | 40.5% |
| In the clinch | 1 / 1 | too few to rate | 70.3% | 16 / 23 | too few to rate | 70.3% |
| On the ground | 0 / 0 | too few to rate | 69.1% | 6 / 7 | too few to rate | 69.1% |
| BY TARGET | ||||||
| To the head | 11 / 55 | 20.0% | 38.9% | 41 / 161 | 25.5% | 38.9% |
| To the body | 0 / 0 | too few to rate | 71.7% | 8 / 10 | too few to rate | 71.7% |
| To the legs | 3 / 3 | too few to rate | 83.3% | 2 / 2 | too few to rate | 83.3% |
Zones with fewer than 25 attempts are marked "too few to rate". Each fighter is measured against the median of leaderboard-eligible fighters in his own division (Middleweight: 174 fighters · Middleweight: 174 fighters).
What lands on them Opponents' accuracy against each man
Green ≤ division median — harder to hit than the typical man in his division.
| Zone | vs Yamamiya L/A | Opp acc | Middleweight med | vs Jackson L/A | Opp acc | Middleweight med |
|---|---|---|---|---|---|---|
| BY POSITION | ||||||
| At distance | 13 / 91 | 14.3% | 39.5% | 21 / 76 | 27.6% | 39.5% |
| In the clinch | 9 / 14 | too few to rate | 70.9% | 4 / 5 | too few to rate | 70.9% |
| On the ground | 0 / 0 | too few to rate | 69.0% | 24 / 45 | 53.3% | 69.0% |
| BY TARGET | ||||||
| To the head | 19 / 101 | 18.8% | 37.9% | 37 / 111 | 33.3% | 37.9% |
| To the body | 1 / 2 | too few to rate | 71.3% | 5 / 5 | too few to rate | 71.3% |
| To the legs | 2 / 2 | too few to rate | 82.1% | 7 / 10 | too few to rate | 82.1% |
Grappling
Bars compare the two men's rates (per-minute / per-15 figures), not raw totals — Jackson has more cage time on record.