8 rounds

Jun
Hamana
VS
Kōsuke
Saka

Hamana · UD 8/8

Updated Oct 14, 2026 · Sources: Wikipedia (ja), Japan Boxing Commission — 試合報告書

Feb 1, 2014 · Korakuen Hall, 🇯🇵

Hamana going in—

Saka going in8-1-0

Confirmationofficial ★

MethodUD

Round8 of 8

Event

DateFeb 1, 2014

VenueKorakuen Hall

Country🇯🇵 Japan

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/坂晃典

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Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2014020101

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