
Quick answer — Ai Maeda worked on Digimon Adventure: Last Evolution Kizuna (Theme Song Performance), Digimon Adventure tri. Chapter 4: Loss (Theme Song Performance), Digimon: Digital Monsters 02 (Theme Song Performance) and 2 more anime.
Ai Maeda worked on Digimon Adventure: Last Evolution Kizuna (Theme Song Performance), Digimon Adventure tri. Chapter 4: Loss (Theme Song Performance), Digimon: Digital Monsters 02 (Theme Song Performance), Digimon Frontier (Theme Song Performance), Digimon Adventure tri. Chapter 5: Coexistance (Theme Song Performance).