He is the younger brother of Valt Aoi, twin brother of Nika Aoi, and son of Chiharu Aoi and Kento Aoi. His current Bey is Spiral Treptune 8Bump Wedge. Toko is an energetic and cheerful boy. He is very supportive of the Beigoma Academy BeyClub, his brother's team, and is usually seen cheering them on from the crowd with Nika.