WBA light-flyweight title · 15 rounds

Sang
Il Jung
VS
Yōkō
Gushiken

Gushiken · KO 5/15

Oct 15, 1978 · Kokugikan, Tokyo, 🇯🇵

Jung going in—

Gushiken going in15-0-0

Confirmation✓ one source

MethodKO

Round5 of 15 · 0:22

TitleWBA light-flyweight title

Sources

English Wikipedia
side b · observed 2026-10-11
en.wikipedia.org/wiki/Yoko_Gushiken

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Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/具志堅用高

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