Gakuen Senki Muryou: Futaba Murata

Futaba Murata is a bubbly 6th grader and a protagonist in the anime. She is the younger sister of the main protagonist, Hajime Murata, and the daughter of Kyoko and Kazuo Murata. She is cute, cheerful, spunky and not afraid to speak her mind. Futaba frequently fights with her brother, but deep down, she really loves him a lot, and she has a huge crush on the other main protagonist and title character, Muryou Subaru.

Yu-Gi-Oh! ZEXAL: Rio Kamishiro

Shark may be the older brother, but Rio is anything but the baby sister! Never afraid to stand up for herself, Rio is always ready to battle. In fact, when it comes to dueling, she has the skills to ice her competition! With a deck full of frozen monsters, Rio has the competition shaking in their Duel Disks!