An Aikatsu! Pass (アイカツ！パス) is an ID card that represents the identity of an idol accessing the Aikatsu System.
In Data Carddass Aikatsu on Parade!, these cards function as IC cards to save data, such as player history and their original characters.
Theory of Usage
In the arcade game, these are called IC Cards to store a player's history and create original characters.
The card is required to access the Aikatsu System, and is given to an idol before their first performance.