Japanese super flyweight title · 10 rounds

Suzuharu
Kitazawa
VS
Katsuya
Onizuka

Onizuka · KO 5/10

Jun 17, 1991 · Korakuen Hall, Tokyo, 🇯🇵

Kitazawa going in10-2-0

Onizuka going in16-0-0

Confirmation✓✓ two sources

MethodKO

Round5 of 10

TitleJapanese super flyweight title

Sources

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

✓

Wikipedia (ja)
side a · observed 2026-10-12
ja.wikipedia.org/wiki/北澤鈴春

✓

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/鬼塚勝也

✓