4 rounds

Masanari
Shirai
VS
Aito
Yamamoto

Yamamoto · UD 4

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

Aug 11, 2024 · Kariya City Aioi Hall, 🇯🇵

Shirai going in—

Yamamoto going in1-1-0

Confirmationofficial ★

MethodUD

Roundscheduled 4

Event

DateAug 11, 2024

VenueKariya City Aioi Hall

Country🇯🇵 Japan

Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/2024年08月11日　刈谷市あいおいホール/

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