RIAJ Digital Track Chart
In April 2009, when the Recording Industry Association of Japan created the RIAJ Digital Track Chart "Mikazuki" debuted at No. 40. The song charted below the Top 40s until the release of her compilation album "Ayaka's History 2006–2009" on September 23, 2009, when it peaked at No. 18. On the "Billboard" Japan Hot 100, the song debuted at No. 60. It was certified "platinum" and a million seller by the RIAJ.