Aizu One (IZ * ONE) is the app for using the official cheerleaders. Various lighting can be produced and controlled through the app, so you can enjoy a more enjoyable performance through various direction in the venue. * Key Features 1. Connecting the product (using the support tool) During the performance, you can enter the seat number on the official cheering rod and the color will change automatically to match the stage production. (Except some performances depending on the situation) 2. Ch