10 rounds

Satoshi
Nakai
VS
Royal
Kobayashi

Kobayashi · TKO 1/10

Updated Oct 11, 2026 · Sources: English Wikipedia

Nov 3, 1977 · Japan

Nakai going in—

Kobayashi going in24-3-0

Confirmation✓ one source

MethodTKO

Round1 of 10

Sources

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

✓