OPBF title, 1st defence · 12 rounds

Jung-hoon
Ryang
VS
Akinori
Watanabe

Watanabe · KO 4/12

Updated Oct 14, 2026 · Sources: Wikipedia (ja), Wikipedia (ru), Japan Boxing Commission — 試合報告書

Aug 4, 2011 · Korakuen Hall, 🇯🇵

Ryang going in—

Watanabe going in23-4-0

Confirmationofficial ★

MethodKO

Round4 of 12 · 2:46

TitleOPBF title, 1st defence

Event

DateAug 4, 2011

VenueKorakuen Hall

Country🇯🇵 Japan

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/渡部あきのり

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Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2011080401

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