Birthday (disambiguation)

Birthday may refer to:
*, a song by ALUVI featuring Hatsune Miku.
*, a song by BCNO featuring IA.
*, a song by Croissant Chicago featuring Hatsune Miku.
*, a song by CRUMP featuring KAFU.
*, a song by Daisekai featuring Kagamine Rin, Otomachi Una, and GUMI.
*, a song by doriko featuring Hatsune Miku.
*, a song by Fukakuboryou featuring Hatsune Miku.
*, a song by GYU P featuring Hatsune Miku.
*, a song by ha-ru featuring Hatsune Miku and SAKICHANG.
*, a song by kayama yo featuring KAFU.
*, a song by Naisho no Pierced featuring KAFU.
*, a song by ryuryu featuring Hatsune Miku.
*, a song by Shake Sphere featuring Hatsune Miku.
*, a song by irucaice featuring Hatsune Miku.
*, a song by Bau featuring Rana.
*Birthday_P, a Vocaloid song producer.
*, a song by GozenP featuring MEIKO.
*, a song by Mitchie M featuring multiple VOCALOIDs.
See also Rebirthday (disambiguation), Happy Birthday (disambiguation), Tanjoubi (disambiguation).