【Harmony guide】Natte Shimatta! / なってしまった! − μ's【LoveLive!】

Natte Shimatta! (なってしまった! lit. What it has become!) is μ’s second song for their first single since 2016. It was released on March 25, 2020. The song is written by Aki Hata, composed by Takahiro Yamada and arranged by Ryousuke Nakanishi.