4 rounds

Sho
Matsui
VS
Yusaku
Sekishima

Matsui · UD 4/4

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

Nov 6, 2016 · Shinjuku Face, 🇯🇵

Matsui going in—

Sekishima going in0-0-0

Confirmationofficial ★

MethodUD

Round4 of 4

Notesプロデビュー戦

Event

DateNov 6, 2016

VenueShinjuku Face

Country🇯🇵 Japan

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/関島優作

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Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2016110601

✓