Yuji Masuko vs Hiroshi Kobayashi (1964) — result

Won Japanese featherweight title · 10 rounds

Yuji
Masuko

Kobayashi · PTS 10/10

Sep 28, 1964 · Japan

Masuko going in—

Kobayashi going in23-4-0

Confirmation✓ one source

MethodPTS

Round10 of 10

TitleWon Japanese featherweight title

Sources

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

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

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