8 rounds

Ryuta
Otsuka
VS
Goo
Onaga

Onaga · UD 8

Apr 21, 2011 · Korakuen Hall, 🇯🇵

Otsuka going in—

Onaga going in9-1-1

Confirmationofficial ★

MethodUD

Roundscheduled 8

Event

DateApr 21, 2011

VenueKorakuen Hall

Country🇯🇵 Japan

Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2011042101

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