Japash

(from ebookjapan):

At the beginning of the century, a mysterious prophecy tablet was discovered by a Japanese scholar in the Mayan ruins of Central America. The huge stone tablet, decorated with intricate sacred script and Mayan numerals, was found at...

The name "Japash" was written on it, following successive generations of world conquerors. The Mayans were foretelling the conquerors of future generations! Hikaru Hyuga, with ambitions to conquer the world, organizes Japash, and through numerous schemes, blasts his way to conquest--!!

An early serial Mochizuki did for Weekly Shonen Jump.