Vacant Japanese youth super featherweight title · 8 rounds

Ryusei
Ishii
VS
Kazuma
Sanpei

Sanpei · MD 8/8

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

Aug 22, 2017 · Korakuen Hall, 🇯🇵

Ishii going in—

Sanpei going in12-4-0

Confirmationofficial ★

MethodMD

Round8 of 8

TitleVacant Japanese youth super featherweight title

Event

DateAug 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=2017082201

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