8 rounds

Keita
Yamaguchi
VS
Takayasu
Kobayashi

Yamaguchi · UD 8

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

Jan 20, 2012 · Korakuen Hall, 🇯🇵

Yamaguchi going in—

Kobayashi going in16-4-3

Confirmationofficial ★

MethodUD

Roundscheduled 8

Event

DateJan 20, 2012

VenueKorakuen Hall

Country🇯🇵 Japan

Japan Boxing Commission — 試合報告書
side neutral · observed 2026-10-14
jbc.or.jp/result/#no=2012012001

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