Ari Wiriamu is the little sister of Kodi Wiriamu.
Ari has blonde shoulder-length hair, and wears black shorts and a blue shirt. She is seven years old.
- Majestic Pegacorn BB-639 Ari's main and only Beyblade, her having owned it since she was two and given to her by Kodi.
Ari is energetic and always admiring her big brother. She loves a challenge and will never back down from a fight. She sometimes stalks her big brother hoping that she can see him fight, then cheers him on from the sidelines after refusing to go home.