| Song | Artist | Lyricist | Composer | Opening Lines Of Song |
|---|---|---|---|---|
| SECRET×2(shikurettoshikuretto) | 高坂桐乃(竹達彩奈)(kousakakirinotaketatsuayana) | 7chi子♪(nachiko) | 則行大将(noriyukidaisuke) | SECRET×2 OF MY HEART() |
| 砂時計(sunadokei) | アイドリング!!!(aidoringu) | Kana(kana) | 則行大将(noriyukidaisuke) | 独り冬の空見あげてたそっと() |