Dragon Fist in Chinese / Japanese...

龍拳 is a title that literally means “Dragon Fist.”

五形拳 is “Wu Xing Fist” or “Five Form Fist.”

The forms refer to Dragon, Snake, Tiger, Crane, and Leopard.

This term is used in Kung Fu, and is recognized by both Chinese and Japanese practitioners of martial arts.

This is Kaiōken in Japanese.

界 = Community, circles, world, border, or boundary.
王 = King
拳 = Fist

Often translated as World Lord Fist, Fist of the World King, Kamajamaja (Norwegian), and Leptonski Udarac (Slovenian).

Associated with Goku's attack technique in Dragon Ball Z.

界王拳 is the name Kaioken in Japanese. The meaning is World King Fist. This title is associated with Dragon Ball Z.

This can be pronounced in Chinese, but would only be recognized by Chinese fans of Dragon Ball Z.