Star Twinkle Pretty Cure

After an attack on the Starry Sky World by the Notraiders, the twelve Star Princesses turns into the twelve Princess Star Color Pens and are scattered across the universe! Searching for the legendary warriors known as the Pretty Cures, two aliens named Lala and Prunce, along with a mysterious creature named Fuwa, meet Hikaru Hoshina - an imaginative eighth grader - who transforms into a Pretty Cure!

(Source: Toei Animation USA)