Japanese youth title, 1st defence · 8 rounds

Ryuki
Ishii
VS
Kazuma
Sanpei

Sanpei · TKO 5/8

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

Nov 22, 2017 · Korakuen Hall, 🇯🇵

Ishii going in—

Sanpei going in13-4-0

Confirmationofficial ★

MethodTKO

Round5 of 8 · 2:55

TitleJapanese youth title, 1st defence

Event

DateNov 22, 2017

VenueKorakuen Hall

Country🇯🇵 Japan

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/三瓶数馬

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Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2017112201

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