Not much is known about this item, though it is known to be extremely powerful and give the Pretty Cure a boost of power, the ability to transport directly to the Tree of Hearts, show one's Heart Flower, and part of Pretty Cure's Super Silhouette transformation, which requires a power up Heart Seed. To gain its use, a Cure must overcome a personal challenge, causing one of the buttons matching her theme color to start glowing. It also comes with a pen-like object is used to press the buttons to use Heartcatch Orchestra.