Similar to クリスマスソング_(back_numberの曲)

I Know What You Want

Ai no Kakera

Ai no Shirushi

Ai no Dangan

You're the One That I Want

Ai wa Itsumo Kimi no Naka ni / Futsū, Idol 10nen Yatterannai Desho!?

I Begin to Wonder

I Believe (Ayaka song)

I for You

I Bet You Look Good on the Dancefloor

I Miss You (Toki o Koete)