Egao 笑顔 19th single by Matsuura Aya Released August 29, 2007 Editions 2 Tracks 2 Regular edition · Regular EPCE-5495 · August 29, 2007 1 Egao A-side 2 Anata ni Deaete B-side 3 Egao (Instrumental) Single V edition · Single V EPBE-5261 · September 12, 2007 Participants Matsuura Aya
