"Fly High" is a song recorded by Japanese recording artist Ayumi Hamasaki. It was released by Avex Trax in Japan on February 9, 2000, and through Avex Entertainment Inc. worldwide in September 2008. The recording served as Hamasaki's third and final limited edition single from her second studio album, Loveppears (1999), limiting physical units to 300,000 copies. The track was written by the singer herself, while production was handled by long-time collaborator Max Matsuura. Two versions of "Fly High" were made available for consumption—a radio edit composed by HΛL, and the album version produced by Dai Nagao. Lyrically, the song was written in third person perspective.

"Kanariya" is a song recorded by Japanese recording artist Ayumi Hamasaki for her second studio album, Loveppears (1999). It was released by Avex Trax in Japan and Hong Kong on December 8, 1999, and through Avex USA in North America in early 2000. The recording also served as Hamasaki's second limited edition single, with limited physical units of 300,000 copies. The track was written by Hamasaki herself, while production was handled by long-time collaborator Max Matsuura. Two versions of "Kanariya" were made available for consumption—a radio edit produced by American disc jockey Jonathan Peters, and the album version composed by Yasuhiko Hoshino. Lyrically, the song was written in third person perspective.