Sleepless (disambiguation)

Sleepless may refer to:
*, a song by MentaiRocker featuring Megurine Luka.
*, a song by nostraightanswer featuring DAINA.
*Sleepless, a Vocaloid song producer.
*, a song by HastyHat featuring Hatsune Miku.
*, a song by Yokomin featuring Yuzuki Yukari.