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Dennis Siver vs. Naoyuki Kotani

UFC 12-8-0 (1 NC) vs. 0-5-0

Tale of the tape

Green = edge on that line
12-8-0 (1 NC)
UFC record
0-5-0
Lightweight
Division (benchmark)
Lightweight
47
AgeΔ 3 yrs
44
5'6"
HeightΔ 2"
5'8"
70"
ReachΔ 4"
66"
Orthodox
Stance
Southpaw
111.8
Layoff (months)Δ 21 mo
132.8
WLLWNC
Last 5 (newest first)
LLLLL

The read

Stats 25%+ off the division median
Dennis Siver carries real power — 0.47 knockdowns per 15 minutes, vs a 0.25 Lightweight norm.
Naoyuki Kotani is a submission threat — 0.84 attempts per 15 minutes, vs a 0.48 Lightweight norm.
Dennis Siver is wasteful with clinch strikes — only 37% land, vs a 68% Lightweight norm.

Level of competition

Full-career record by tier of opposition

Dennis Siver

Competition tierWL
Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin 128
Tier 3 — regional circuit 113

Tier-weighted record quality: 0.85 · 12 tier-1/2 wins · 14 finish wins over 35 documented bouts

In the UFC: 6-5 against opponents who walked in above .500 · avg opponent walk-in record +1.4 wins over .500

Naoyuki Kotani

Competition tierWL
Tier 1 — UFC / DWCS / PFL / Bellator / ONE / Rizin 05
Tier 3 — regional circuit 3713

Tier-weighted record quality: 0.36 · 0 tier-1/2 wins · 33 finish wins over 62 documented bouts

In the UFC: 0-1 against opponents who walked in above .500 · avg opponent walk-in record +0.4 wins over .500

Striking

Career totals · norms = own-division medians

Significant strikes — landed & absorbed

8693.87/min · norm 3.44
Sig. strikes landed
551.02/min · norm 3.44
5982.67/min · norm 3.38
Sig. strikes absorbed lower is better
1512.80/min · norm 3.38
32.4%norm 43.65%
Striking accuracy
31.3%norm 43.65%
65.0%norm 56.3%
Striking defense
50.5%norm 56.3%
70.47/15 · norm 0.25
Knockdowns
00.00/15 · norm 0.25

Where the fight happens (share of sig. strike attempts)

Dennis Siver

Distance 90.5% (norm 83.1%) · Clinch 4.7% (norm 7.3%) · Ground 4.8% (norm 8.0%)

Naoyuki Kotani

Distance 84.7% (norm 83.1%) · Clinch 6.8% (norm 7.3%) · Ground 8.5% (norm 8.0%)

What they throw (share of sig. strike attempts by target)

Dennis Siver

Head 78.1% (norm 78.0%) · Body 8.5% (norm 12.8%) · Legs 13.4% (norm 8.0%)

Naoyuki Kotani

Head 70.5% (norm 78.0%) · Body 9.1% (norm 12.8%) · Legs 20.5% (norm 8.0%)

Zone accuracy matrix Landed / attempted by zone

Green ≥ division median, red below. UFCStats tracks position and target as separate splits.

Zone Siver L/AAccLightweight med Kotani L/AAccLightweight med
BY POSITION
At distance 737 / 2423 30.4% 38.3% 40 / 149 26.8% 38.3%
In the clinch 46 / 126 36.5% 67.5% 4 / 12 too few to rate 67.5%
On the ground 86 / 129 66.7% 68.8% 11 / 15 too few to rate 68.8%
BY TARGET
To the head 494 / 2091 23.6% 35.1% 30 / 124 24.2% 35.1%
To the body 118 / 228 51.8% 69.1% 4 / 16 too few to rate 69.1%
To the legs 257 / 359 71.6% 81.8% 21 / 36 58.3% 81.8%

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 (Lightweight: 204 fighters · Lightweight: 204 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 Siver L/AOpp accLightweight med vs Kotani L/AOpp accLightweight med
BY POSITION
At distance 472 / 1477 32.0% 38.8% 47 / 134 35.1% 38.8%
In the clinch 44 / 77 57.1% 68.6% 11 / 22 too few to rate 68.6%
On the ground 82 / 157 52.2% 68.0% 93 / 149 62.4% 68.0%
BY TARGET
To the head 372 / 1335 27.9% 35.2% 123 / 262 46.9% 35.2%
To the body 99 / 170 58.2% 68.2% 20 / 26 76.9% 68.2%
To the legs 127 / 206 61.7% 81.5% 8 / 17 too few to rate 81.5%

Grappling

Takedowns, control, submissions vs. division norm
1332.5% acc · 0.87/15 · norm 1.34
Takedowns landed
316.7% acc · 0.84/15 · norm 1.34
3965.0% def · norm 63.7%
Takedowns stopped
746.7% def · norm 63.7%
38:0717.0% of cage time · norm 18.95%
Control time
10:5120.1% of cage time · norm 18.95%
39:502:39 per 15 · norm 2:50
Time under control lower is better
17:585:00 per 15 · norm 2:50
50.33/15 · norm 0.48
Submission attempts
30.84/15 · norm 0.48

Bars compare the two men's rates (per-minute / per-15 figures), not raw totals — Siver has more cage time on record.