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About : She transforms using the phrase "Powered Buttercup" and uses a Daruma Otoshi hammer. Like the original Buttercup, Kaoru is a tomboy and is the most easily enraged of the three. She is known at school for being the most athletic girl as she plays tennis, practices martial arts, and numerous other activities, and spends a great deal of time watching sports on television. She is especially good at soccer due to her strengthened determination after receiving new soccer cleats when she was younger. T...