Hideto
Kobayashi
VS
Hiroshi
Ōkawa

Ōkawa · DEC 10/10

Updated Oct 12, 2026 · Sources: Wikipedia (ja)

Aug 4, 1957

Kobayashi going in—

Ōkawa going in8-5-0

Confirmation✓ one source

MethodDEC

Round10 of 10

TitleJapanese lightweight title, later vacated

Sources

Wikipedia (ja)
side b · observed 2026-10-12
ja.wikipedia.org/wiki/大川寛

✓