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Kill The Body

and the head will die

Joel Agustin Contreras vs Masamichi Yabuki — record, stats and common opponents compared

🇦🇷FLYWEIGHT

Joel Agustin Contreras

🇯🇵JAPAN

Masamichi Yabuki

Joel Agustin Contreras and Masamichi Yabuki (20-4) are compared on record, finishing method, activity, and common opponents on Kill The Body. They haven't fought, in the fights Kill The Body tracks. They share no common opponents in Kill The Body's bout data.

Contreras

Record pending

Yabuki

20

Wins18 KO · 90%

4

Losses

0

Draws24 tracked bouts

Heads up: we don't hold a record for one of these fighters yet, so the rows that depend on it are blank. Treat the comparison as a read on the bouts we hold, not a settled ledger.

Head to Head

Joel Agustin Contreras and Masamichi Yabuki haven't fought — no bout between them in the fights we track.

Haven't fought

No bout between them in the fights we track.

The Numbers

Contreras 1 · Yabuki 1 of 2 measurable rows
ContrerasYabuki
Record
—20-4
Win %not comparable
—83.3%
Wins by knockoutnot comparable
—18
KO ratenot comparable
—90%
Stoppage rate (tracked wins)†not comparable
—90%
Times stopped†max 2
0 (edge)
2
Title reignsmax 3
0
3 (edge)
Bouts per year‡not comparable
—2.4
Bouts trackedcoveragemax 24
0
24

† Counted from bouts Kill The Body has ingested, not a career total. · ‡ Across each fighter's tracked career span. · Bars are scaled per row — percentages on 0–100, counts against the larger of the two. Every figure is also printed as text.

Tale of the Tape

Heightnot held
Joel Agustin Contreras: No height on file
Masamichi Yabuki: 5′5″
Reachnot held
Joel Agustin Contreras: No reach on file
Masamichi Yabuki: 65″
Agenot held
Joel Agustin Contreras: No date of birth
Masamichi Yabuki: 34
Stance
Joel Agustin Contreras: Not recorded
Masamichi Yabuki: Orthodox

Joel Agustin Contreras left, Masamichi Yabuki right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Joel Agustin ContrerasNo tracked bouts

Joel Agustin Contreras: no completed bouts ingested yet, so there is no method split to show.

No tracked wins for Contreras yet.

Masamichi Yabuki20 wins · from 24 tracked bouts

Masamichi Yabuki: 20 tracked wins — 18 by KO/TKO (90%) and 2 on the cards (10%). Counted from 24 bouts Kill The Body has ingested.

18 by KO/TKO 90%2 on the cards 10%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Joel Agustin Contreras 0, Masamichi Yabuki 24 — not from a career-complete method table.

Common Opponents

No opponents in common across the bouts Kill The Body has tracked for these two.

Current Form

Oldest left · newest right

Joel Agustin Contreras has no completed bouts Kill The Body has tracked. Record pending.

Masamichi Yabuki has won seven straight, the most recent against Rene Calixto. Yabuki last boxed on Jun 6, 2026 — 144 days ago.WWWWW

Vivas Mar 2024Nontshinga Oct 2024Ayala Mar 2025Alvarado Dec 2025Calixto Jun 20262.4 tracked bouts per year

Common Questions

With the rows behind them
Have Joel Agustin Contreras and Masamichi Yabuki ever fought each other?
Joel Agustin Contreras and Masamichi Yabuki haven't fought, in the fights Kill The Body tracks.
Do Contreras and Yabuki have any common opponents?
Kill The Body's bout data shows no opponents that both Joel Agustin Contreras and Masamichi Yabuki have faced.
How much fight data does Kill The Body have on Contreras and Yabuki?
This comparison is drawn from 0 bouts tracked for Joel Agustin Contreras and 24 bouts tracked for Masamichi Yabuki. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Contreras0bouts

Yabuki24bouts

How They Win ↓

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