4 rounds

Ryota
Koizumi
VS
Jay
Kumagai

Koizumi · UD 4

Dec 11, 2007 · Yokohama Cultural Gymnasium, 🇯🇵

Koizumi going in—

Kumagai going in—

Confirmationofficial ★

MethodUD

Roundscheduled 4

Event

DateDec 11, 2007

VenueYokohama Cultural Gymnasium

Country🇯🇵 Japan

Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2007121102

✓