関口 功誠

関口 功誠

9-190% win rate

FIGHTER IDENTITY

K-1

Organization

K-1
JPN

Nationality

Japan

Birth

06/10/2003 (23)

Sport / Status

Kickboxing · Active

Height

170 cm (5'7")

Career record

9-1 (partial)

WIN BREAKDOWN

10 total fights · 56% KO rate

KO/TKO5 (56%)
Decision3 (33%)

Fight history (10)

1 / 2
Loss
vs Ishida RyuudaiKO (R1)K-1 REVENGE — 31/05/2026
Win
vs Morimoto NaoyaKO (R3)Krush.184 — 25/01/2026
Win
vs Oowaki TakeshiDecisionKrush.180 — 27/09/2025
Win
vs Niimi TakashiDecisionKrush.173 — 29/04/2025
Win
vs 小松 貴哉KO (R1)K-1 WORLD GP 2024 in TOKYO～FINAL～ — 14/12/2024

SIMILAR FIGHTERS

Same sport — matched first by weight class, then by nationality, with top records filling any gaps.

Naoki Yasuda

Naoki Yasuda

37-7-0JPN
Urabe Kouya

Urabe Kouya

22-5-1JPN
Sasaki Ookura

Sasaki Ookura

19-11-1JPN
卜部 弘嵩

卜部 弘嵩

18-8-0JPN
野杁 正明

野杁 正明

18-5-1JPN
Mutsuki Ebata

Mutsuki Ebata

18-2-1JPN
Kaneko Koudai

Kaneko Koudai

17-2-1JPN
Makoto Uehara

Makoto Uehara

16-4-1JPN