If you're looking for anime similar to Kasou Tenshi wa Majutsu wo Utau (Light Novel), you might like these titles.
Just when μ's was about to leave school to visit Maki, who has been absent that day, they encounter a mysterious girl who shifts the reality, making the world look like a dream.
When D'Artagnan went to Tokyo for a little fun, she spotted an unforgetable sight: Lucifer singing while basking in moonlight in a park. From that moment, no matter if she was asleep or awake, D'Artagnan's heart would not stop throbbing for some reason. One day, D'Artagnan sees a concert by the popular idol act Angely Diva at her friend Izumo's invitation. There, she resolved to follow her idol dreams, and the story of song and miracles begins.
Hamelin is a musical young man with no recollection of his past, who lives in the village of Staccato. After a tragic disaster, he and Flute, his childhood friend, and Oboe, a talking bird, must embark on a dangerous quest to embrace their destinies. Guilt, betrayal, and loss all play a part in this musical tale of the violinist with magical abilities, and those who he desires to protect.
Lucy's world stops after her band disbands. Meaningless days pass, until she meets her cousin Lucifer and his bandmate Ibaraki Doji. They ask her to join their indie band, the "Wicked Pistols". Lucifer talks about his dream of going major after winning the MONSTERS ROCK competition, only for Lucy to reject him outright. However, Lucy's heart begins to thaw after a certain event...
Yui is a girl who lives in the town of Paparajuku, and who dreams of being an idol, even if she realizes that being an idol is next to impossible for her. Her friends often remark on how much she dreams about it. But then, the PriPara idol theme park opens in her town, and that an idol named Laala is coming to town from Parajuku, which only makes Yui dream even bigger. The new PriPara theme park has been updated with new concepts. However, due to a system error, Laala is no longer able to PriPara Change.
The first in the world! A performance created by the cries of Pokémon! The Pokémon will play a beautiful harmony. Will Pikachu and the others be able to pull off the performance?