This single, released in 2011, features the song "Zzz" as its lead track. The single was released by Earkth.
- "Zzz" was released on May 25, 2011.
- The single was released by Earkth.
- The release date was May 25, 2011.
Sasaki Sayaka is a pop singer from Kanagawa Prefecture, Japan, who has released numerous singles and albums since her debut in 2009. She is also known for her work on anime theme songs.
Tracklist
