Castle Town Dandelion
城下町のダンデライオン (original)
Akane, a princess with the power to control gravity, competes against her eight super-powered siblings for a spot on the throne.
Starring Kana Hanazawa, Ayumu Murase, Saori Hayami, Ai Kayano, Yui Ogura, Kaori Ishihara, Ryohei Kimura, Eriko Matsui, Aina Suzuki, Shiori Katsuta
Watch "Castle Town Dandelion" on Tubi TV released in 2015. It's a animation and fantasy show, and has a rating of 6.7 out of 10 from Imdb which is usually fine for this kind of show, and is currently available to watch for free.