6 rounds

Retsu
Kosaka
VS
Yuto
Nagano

Kosaka · UD 6

Mar 4, 2016 · Shimazu Arena Kyoto, 🇯🇵

Kosaka going in—

Nagano going in—

Confirmationofficial ★

MethodUD

Roundscheduled 6

Event

DateMar 4, 2016

VenueShimazu Arena Kyoto

Country🇯🇵 Japan

Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2016030401

✓