Games like Tenshi no Uta

If you finished Tenshi no Uta, the closest matches are Time Tenshi, DemiKids: Dark Version, DemiKids: Light Version, Shin Megami Tensei: Devil Children - Messiah Riser and Shin Megami Tensei: Devil Children - Puzzle de Call!. All 10 share its game genre and are ranked by how closely their themes and modes overlap.