E-Amusement Pass

The E-Amusement Pass is a Konami card that keeps track of a user's activities on supported Konami arcade games and functions as a sort of virtual memory card. It can be used to save one's progress or high scores in a game or unlock bonus content. Often, having made some progress in one game will unlock a feature in a different game. Castlevania related features of the E-Amusement Pass include:

- In Akumajo Dracula: The Arcade, beating the game with Vampire Hunter or Lady Gunner with a pass allows you to be able to play as Little Witch. - In Akumajo Dracula: The Arcade, beating the game with Little Witch allows you to play a special mode with her that involves the appearance of yellow chickens. Shooting all the chickens leads to a bonus ending. - Having a save for Akumajo Dracula: The Arcade unlocks features in Akumajo Dracula: The Medal - Having a save for Akumajo Dracula: The Arcade unlocks a Castlevania song in GuitarFreaks & DrumMania V6 - Having a save for Akumajo Dracula: The Arcade unlocks the Death avatar in THE BishiBashi game.