← Seiichi Okada

SO

KU

Japanese title, 3rd defence · 10 rounds

Seiichi
Okada
VS
Kōji
Umetsu

Okada · MD 10/10

Dec 31, 2011

Okada going in15-1-0

Umetsu going in1-4-1

Confirmation✓ one source

MethodMD

Round10 of 10

TitleJapanese title, 3rd defence

Sources

Wikipedia (ja)
side a · observed 2026-10-12
ja.wikipedia.org/wiki/岡田誠一_(ボクサー)

✓

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