CI

KY

WBC super flyweight title · 12 rounds

Cho
In-joo
VS
Keiji
Yamaguchi

In-joo · UD 12/12

Sep 5, 1999 · Kokugikan, Tokyo, 🇯🇵

In-joo going in15-0-0

Yamaguchi going in29-4-0

Confirmation✓✓ two sources

MethodUD

Round12 of 12

TitleWBC super flyweight title

Sources

English Wikipedia
side a · observed 2026-10-11
en.wikipedia.org/wiki/Cho_In-joo

✓

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/山口圭司

✓

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