Anata ni Smile :)  The instrumentation for the track was recorded at Luminous Sound Studio in Dallas, Texas. The song features the gospel choir United Voices. The choir arrangement was produced by Myron Butler, who also directed the ensemble. The vocals were recorded and mixed at Rhythmedia Studio, in Tokyo, Japan. "Anata ni Smile :)" was first performed in concert on 11 June 2015. The song was released as a digital double A-side single, alongside the song "Nagareboshi" on 8 July 2015. A CD single was issued on 29 August 2015 for limited rental in Tsutaya stores exclusively. This release included two bonus live recordings from Misia's 2 April 2014 concert at the Bunkamura Orchard Hall of the songs "Boku wa Pegasus Kimi wa Polaris" and "One Day, One Life", from the album "New Morning" (2014). "Anata ni Smile :)" was co-written by Misia and Ki-Yo and produced by Hiroshi Matsui. Set to an uptempo R&B track and accompanied by a gospel choir in the background, Misia sings about expressing love through a smile. The song is written in the key of E flat major. Misia's vocals span from B3 to F5 in modal voice, and up to B5 in head voice. "Anata ni Smile :)" entered at number 81 on the "Billboard Japan" Radio Songs chart and at number 4 on the weekly RecoChoku Albums Chart.