8 rounds

Retsu
Kosaka
VS
Kyōhei
Tonomoto

Tonomoto · TD 8/8

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

May 29, 2022 · Izumi City Plaza, 🇯🇵

Kosaka going in—

Tonomoto going in11-3-1

Confirmationofficial ★

MethodTD

Round8 of 8 · 2:05

Event

DateMay 29, 2022

VenueIzumi City Plaza

Country🇯🇵 Japan

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/殿本恭平

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Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2022052901

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