10 rounds

Kiyoshi
Nagashima
VS
Kim
Sung-jun

Sung-jun · KO 9/10

Dec 6, 1981 · Gwangju Gymnasium, Gwangju City, 🇰🇷

Nagashima going in—

Sung-jun going in27-13-6

Confirmation✓ one source

MethodKO

Round9 of 10

Sources

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

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