8 rounds

Kinshiro
Usui
VS
Ryōsuke
Iwasa

Iwasa · TKO 4/8

Sep 5, 2010 · Korakuen Hall, Tokyo, 🇯🇵

Usui going in—

Iwasa going in8-0-0

Confirmationofficial ★

MethodTKO

Round4 of 8 · 1:08

Notes2010年最強後楽園バンタム級トーナメント決勝

Event

DateSep 5, 2010

VenueKorakuen Hall

Country🇯🇵 Japan

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Ryosuke_Iwasa

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Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/岩佐亮佑

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Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2010090501

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