10 rounds

Facomron
Vibonchai
VS
Kōji
Kobayashi

Kobayashi · KO 2/10

May 10, 1981 · Korakuen Hall, Tokyo, 🇯🇵

Vibonchai going in—

Kobayashi going in12-1-2

Confirmation✓ one source

MethodKO

Round2 of 10

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Kōji_Kobayashi_(boxer)

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Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/小林光二

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