Arcana Heart
is the titular character and main protagonist of the second game's update "Suggoi! Arcana Heart 2". She is the older sister of Nazuna and part of the Inuwaka clan, a family of shinobi that aid the Thousand Year Protector. She is overprotective of her younger sister but doesn't let it show and always appears calm and composed. She is a strategic genius who always tries to do what she considers "cool." Her Arcana is Phenex, the Arcana of Sound, who was charmed by her singing voice and now lends its power to her.