4 rounds

Tsuyoshi
Naito
VS
Gokuryo
Tsuboi

Tsuboi · UD 4

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

Apr 3, 2013 · Korakuen Hall, 🇯🇵

Naito going in—

Tsuboi going in—

Confirmationofficial ★

MethodUD

Roundscheduled 4

Event

DateApr 3, 2013

VenueKorakuen Hall

Country🇯🇵 Japan

Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2013040301

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