I love this song so much alksjdlaksj
I'm sorry if you find some sections slightly off, but its really hard to make notes be accurate to a human singing, especially in a song with complicated rhythm like this.

Momoiro Key - Peach-Colored Key - Momoiro no Kagi - ももいろの鍵 by iyowa
Vocals: Airi Momoi - Shizuku Hinomori - Minori Hanasato - Haruka Kiritani - Megurine Luka
Chart by AegbGo