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Kill The Body

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Keita Kurihara vs Sonin Nihei — record, stats and common opponents compared

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Keita Kurihara

Sonin Nihei

Keita Kurihara (21-9-1) and Sonin Nihei (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.

Kurihara

21

Wins18 KO · 86%

9

Losses

1

Draw31 tracked bouts

Nihei

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

Kurihara leads 1–0

Keita Kurihara and Sonin Nihei have met 1 time; Kurihara leads 1–0.

Keita Kurihara and Sonin Nihei have met 1 time; Kurihara leads 1–0.
Met2016Dec 12Series
Keita KuriharaFighter AWWon1–0W–L
Sonin NiheiFighter BLLost0–1W–L
ResultTKOR31Meeting

The Numbers

Kurihara 3 · Nihei 1 of 4 measurable rows
KuriharaNihei
Record†
21-9-1 (edge)0-1
Win %0–100%
69.4% (edge)
0%
Wins by knockoutmax 18
18 (edge)
0
KO ratenot comparable
85.71%—
Stoppage rate (tracked wins)‡not comparable
86%—
Times stopped‡max 6
6
1 (edge)
Title reignslevelmax 0
0
0
Bouts per year§not comparable
2—
Bouts trackedcoveragemax 31
31
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
Keita Kurihara: 5′8″
Sonin Nihei: No height on file
Agenot held
Keita Kurihara: 33
Sonin Nihei: No date of birth
Stance
Keita Kurihara: Orthodox
Sonin Nihei: Not recorded

Keita Kurihara left, Sonin Nihei right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Keita Kurihara21 wins · from 31 tracked bouts

Keita Kurihara: 21 tracked wins — 18 by KO/TKO (86%) and 3 on the cards (14%). Counted from 31 bouts Kill The Body has ingested.

18 by KO/TKO 86%3 on the cards 14%

Sonin Nihei0 wins · from 1 tracked bout

Sonin Nihei: no tracked wins in the 1 bout Kill The Body has ingested.

No tracked wins for Nihei yet.

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Keita Kurihara 31, Sonin Nihei 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

Keita Kurihara has won two straight since losing by stoppage to Kenneth Llover. Kurihara last boxed on Jun 6, 2026 — 142 days ago.WWLWW

Saludar Jan 2024Portes Jul 2024Llover Mar 2025Kaneshiro Sep 2025Umezu Jun 20262 tracked bouts per year

Sonin Nihei last boxed on Dec 12, 2016 — 3,605 days ago. Nihei had lost the most recent, to Keita Kurihara.L

Kurihara Dec 2016

Common Questions

With the rows behind them
Have Keita Kurihara and Sonin Nihei ever fought each other?
Yes. Keita Kurihara and Sonin Nihei met once on December 12, 2016, and Keita Kurihara won by TKO in round 3.
The meeting

WDec 12, 2016 · Kurihara · TKO R3

Head to Head ↓
Who has the better record, Kurihara or Nihei?
Keita Kurihara is 21-9-1 and Sonin Nihei is 0-1 across the 1 bout Kill The Body has tracked. Keita Kurihara has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
Records · win %

Kurihara21–9–169.4%

Nihei0–10%

The Numbers ↓
Who has more knockouts, Kurihara or Nihei?
Keita Kurihara has 18 knockout wins and Sonin Nihei has 0. Keita Kurihara has more.
Knockout wins · KO rate

Kurihara1885.7%

Nihei0

The Numbers ↓
Do Kurihara and Nihei have any common opponents?
Kill The Body's bout data shows no opponents that both Keita Kurihara and Sonin Nihei have faced.
How much fight data does Kill The Body have on Kurihara and Nihei?
This comparison is drawn from 31 bouts tracked for Keita Kurihara and 1 bout tracked for Sonin Nihei. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Kurihara31bouts

Nihei1bout

How They Win ↓

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