You're browsing the GameFAQs Message Boards as a guest. Sign Up for free (or Log In if you already have an account) to be able to post messages, change how messages are displayed, and view media in posts.
It's most likely the other way around: Sega creates an action game for the japanese market named Ashura. When they released the game in the USA, they changed the name and some characters to improve sales. Sega also turned their beat'em up Dynamite Deka into Die Hard Arcade for the american release.