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Kill The Body

and the head will die

Katsuya Onizuka vs Masao Kawanishi — record, stats and common opponents compared

🇯🇵SUPER FLYWEIGHT

Katsuya Onizuka

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Masao Kawanishi

Katsuya Onizuka (24-1) and Masao Kawanishi (0-1 across 1 tracked bout) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share no common opponents in Kill The Body's bout data.

Onizuka

24

Wins17 KO · 71%

1

Loss

0

Draws25 tracked bouts

Kawanishi

Tracked record

0–1

counted from 1 bout Kill The Body has ingested

Heads up: at least one of these records is a tracked record — the wins and losses Kill The Body has ingested so far, not an independently verified career total. Treat the comparison as a read on the bouts we hold, not a settled ledger.

Head to Head

Onizuka leads 1–0

Katsuya Onizuka and Masao Kawanishi have met 1 time; Onizuka leads 1–0.

Katsuya Onizuka and Masao Kawanishi have met 1 time; Onizuka leads 1–0.
Met1989May 15Series
Katsuya OnizukaFighter AWWon1–0W–L
Masao KawanishiFighter BLLost0–1W–L
ResultKOR21Meeting

The Numbers

Onizuka 4 · Kawanishi 0 of 4 measurable rows
OnizukaKawanishi
Record†
24-1 (edge)0-1
Win %0–100%
96% (edge)
0%
Wins by knockoutmax 17
17 (edge)
0
KO ratenot comparable
70.83%—
Stoppage rate (tracked wins)‡not comparable
71%—
Times stopped‡levelmax 1
1
1
Title reignsmax 1
1 (edge)
0
Bouts per year§not comparable
3.9—
Bouts trackedcoveragemax 25
25
1

† One or both records are tracked, not career-verified. · ‡ 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
Katsuya Onizuka: 5′8″
Masao Kawanishi: No height on file
Agenot held
Katsuya Onizuka: 56
Masao Kawanishi: No date of birth
Stance
Katsuya Onizuka: Orthodox
Masao Kawanishi: Not recorded

Katsuya Onizuka left, Masao Kawanishi right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Katsuya Onizuka24 wins · from 25 tracked bouts

Katsuya Onizuka: 24 tracked wins — 17 by KO/TKO (71%) and 7 on the cards (29%). Counted from 25 bouts Kill The Body has ingested.

17 by KO/TKO 71%7 on the cards 29%

Masao Kawanishi0 wins · from 1 tracked bout

Masao Kawanishi: no tracked wins in the 1 bout Kill The Body has ingested.

No tracked wins for Kawanishi yet.

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Katsuya Onizuka 25, Masao Kawanishi 1 — 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

Katsuya Onizuka last boxed on Sep 18, 1994 — 11,733 days ago. Onizuka had won four in a row before losing by stoppage to Hyung-Chul Lee.WWWWL

Castro Dec 1992Lim May 1993Sithbaobay Nov 1993Lee Apr 1994Lee Sep 19943.9 tracked bouts per year

Masao Kawanishi last boxed on May 15, 1989 — 13,685 days ago. Kawanishi had lost the most recent, to Katsuya Onizuka.L

Onizuka May 1989

Common Questions

With the rows behind them
Have Katsuya Onizuka and Masao Kawanishi ever fought each other?
Yes. Katsuya Onizuka and Masao Kawanishi met once on May 15, 1989, and Katsuya Onizuka won by KO in round 2.
The meeting

WMay 15, 1989 · Onizuka · KO R2

Head to Head ↓
Who has the better record, Onizuka or Kawanishi?
Katsuya Onizuka is 24-1 and Masao Kawanishi is 0-1 across the 1 bout Kill The Body has tracked. Katsuya Onizuka has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
Records · win %

Onizuka24–196%

Kawanishi0–10%

The Numbers ↓
Who has more knockouts, Onizuka or Kawanishi?
Katsuya Onizuka has 17 knockout wins and Masao Kawanishi has 0. Katsuya Onizuka has more.
Knockout wins · KO rate

Onizuka1770.8%

Kawanishi0

The Numbers ↓
Do Onizuka and Kawanishi have any common opponents?
Kill The Body's bout data shows no opponents that both Katsuya Onizuka and Masao Kawanishi have faced.
How much fight data does Kill The Body have on Onizuka and Kawanishi?
This comparison is drawn from 25 bouts tracked for Katsuya Onizuka and 1 bout tracked for Masao Kawanishi. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Onizuka25bouts

Kawanishi1bout

How They Win ↓

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