This sheet music is the piano solo score of "Nikki no naka no Koibito tachi (日記の中の恋人たち)" from the OST of the "Even if This Love Disappears from the World Tonight (今夜、世界からこの恋が消えても)".
▼Please enjoy referring to the performance video!(6th song16:09〜)
https://youtu.be/AAuMpfFgFXo?t=969
▼Click here for the "Even if This Love Disappears from the World Tonight (今夜、世界からこの恋が消えても)" sheet music set