The Rare Rare Drops (レアレアドロップ Rea Rea Doroppu) are special candies taken by the Jewelpets to make them talk human language when they're in the Human World. It was one of the magical items stored in a heart-shaped jar and can be accessed using the Jewel Pod. Since the residents of Jewel Land have their own language, they use the drops so they can understand human speech