Black Clover: Kahono

She's a priestess of the Underwater Temple who wanted to become an idol on the surface due to her beautiful singing voice. She is friendly, energetic, and very supportive, she can heal people with her songs, powering up their magic with the sound of her singing voice and communicate telepathy. She and her older brother, Kiato, spent their childhood training and perfecting their Song and Dance Magic in order to praise and worship the Sea God. She helped Noelle to gain more control of her Water Magic. This is from Episode 41.