WMK World Heavyweight Championship (May 24, 1991)
The championship for the 1st Heavyweight title of WMK in history.

Changpeuk Kiatsonglit (Thailand / WMK World Havyweight #1 )
vs.
Marlon Benjamin (Netherlands / WMK World Havyweight #2)

Note: "WMK" means "World Martial arts Kickboxing Federation". Changpeuk Kiatsonglit was going to fight against Orlando Wiet for WMK title at first, but Benjamin participated for this bout because it was rearranged just before the fight as Wiet couldn't come to Japan accidently.

Search: Kickboxing KO knock out Muay Thai Martial arts Fight