The album contains two discs with 23 tracks composed, arranged, and produced by Jun Maeda, Shinji Orito, PMMK, Leo Kashida, Luka, Manack, Manyo, MintJam, Nishi-ken, Terra, Arm, VWN, dj Aura Qualic, Yū Hagiwara and Anant-Garde Eyes. Singers on the album include: Ayaka Kitazawa, Lia, Rita, Harumi Sakurai, Keiko Suzuki, Suzuyu and Tomoe Tamiyasu.   is a maxi single from the visual novel "Little Busters!" containing three of the game's theme songs sung by Rita and was first released on May 25, 2007 by Key Sounds Label bearing the catalog number "KSLA-0028". The single contains one disc with six tracks in regular and off-vocal versions. The song "Little Busters!" is the opening theme of "Little Busters!"; "Haruka Kanata" is an insert song; and "Alicemagic" is one of the ending themes. The single is composed, arranged, and produced by Jun Maeda, Shinji Orito, Yūto Tonokawa, I've Sound, Manack, and members of MintJam. / Mission:Love sniper" is an image song single for the "Little Busters!" visual novel, and was first released on December 28, 2007 at Comiket 73 in Japan by Key Sounds Label bearing the catalog number "KSLA-0038", and was re-released on August 15, 2008. The single is for the main heroine Rin Natsume in the game, and contains one disc with four tracks sung by Tomoe Tamiya, the voice actress of Rin. The song "Mission:Love sniper" uses the same tune as Rin's theme song from the game, "Ring Ring Ring!". The single is composed, arranged, and produced by Jun Maeda, Arm of IOSYS, and members of MintJam. Track three was originally composed by Gustav Holst under the title "Jupiter, the Bringer of Jollity" from his orchestral suite "The Planets". The track is called "Jupinyā" on the single as a portmanteau of "Jupiter" and the Japanese onomatopoeia for the sound of a cat meowing, "nya". / Saya's Song" is an image song single for the "Little Busters! Ecstasy" visual novel, and was first be released on February 28, 2009 in Japan by Key Sounds Label bearing the catalog number "KSLA-0047" at Key 10th Memorial Fes, an event held in commemoration of Key's ten-year anniversary.