| Song | Artist | Lyricist | Composer | Opening Lines Of Song |
|---|---|---|---|---|
You & I (Japanese Version)(yuandoaijapanizubajon)
|
IU(aiyu) | Eana Kim・日本語詞：Natsumi Kobayashi(un'akimunatsumikobayashi) | Min-Su Lee(minsui) | 時間に隠された秘密胸が軋んだ() |
|
Good Day(Japanese Version)(guddodeijapanizubajon)
|
IU(aiyu) | Eana Kim・日本語詞：Emi Minakata(un'akimuemiminakata) | Min-Su Lee(minsui) | 青空で涙乾かして悲しみ風で() |