10 rounds

Ryōsuke
Iwasa
VS
Mark
John Yap

Iwasa · UD 10/10

Mar 2, 2013 · Korakuen Hall, Tokyo, 🇯🇵

Iwasa going in14-1-0

Yap going in1-1-0

Confirmationofficial ★

MethodUD

Round10 of 10

Event

DateMar 2, 2013

VenueKorakuen Hall

Country🇯🇵 Japan

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

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Wikipedia (ja)
side a · 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=2013030201

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