WBA super-flyweight title · 15 rounds

Celso
Chavez
VS
Jiro
Watanabe

Watanabe · TKO 15/15

Mar 15, 1984 · Osaka-Jo Hall, Osaka Japan

Chavez going in—

Watanabe going in22-1-0

Confirmation✓ one source

MethodTKO

Round15 of 15

TitleWBA super-flyweight title

Sources

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

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Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/渡辺二郎

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