What is "zwei!!"

is an action role-playing game developed by Nihon Falcom Corporation. It has been released on three platforms so far: Windows, PS2 and the PSP. The title itself is derived from the German word " zwei" meaning "two". An online version called Zwei!! Online, developed by Korean developer Neonsoft Corporation, was announced on August 2, 2007. A sequel Zwei II was released for Windows on September 25, 2008.

In reference to the game's title, gameplay consists of alternating between two main characters, Pipiro and Pokkle. Pipiro is able to perform magical spells and techniques, while Pokkle executes only physical attacks. The game's plot centers around Pokkle and Pipiro and their quest to track down six goddess statues stolen from their village.