The player must play through six different selectable levels that take place in different Konami games.

[3] Subsequently, the player uses a key to save that game's star character, who then becomes playable.

The player ventures through these first six levels in a sort of nonlinear fashion with gameplay very similar to the original Castlevania games.

The player can regularly visit the lab of Dr. Cinnamon (from the TwinBee series), who gives the player the game's character profiles and refills energy when needed.

[citation needed] Wai Wai World 1&2 Sound Collection[b] was released on a soundtrack CD on May 19, 2014 in Japan and was published by Eg Music Records and D4 Enterprise.