In August 2010, over 22,000 original songs had been written for Hatsune Miku. Later reports confirmed that she had 100,000 songs in 2011 to her name.Crypton's website promotes Miku's popularity having her voice used in over 100,000 unique songs. One of the Vocaloid compilations, Exit Tunes Presents Vocalogenesis feat. Hatsune Miku, debuted at number-one on the Japanese weekly Oricon album charts dated May 31, 2010, becoming the first Vocaloid album ever to top the charts. Another album, Supercell, by the group Supercell also features a number of songs using Vocaloids. Other albums, such as 19's Sound Factory's First Sound Story and Livetune's Re:package, and Re:Mikus also feature Miku's voice. Other uses of Miku include the albums Sakura no Ame by Absorb and Miku no Kanzume by OSTER-project. She had sung the original Nyan Cat called "Nyanyanyanyanyanyanya!" by daniwell-P. Kagamine Len and Rin's songs were covered by Asami Shimoda in the album Prism credited to "Kagamine Rin/Len feat. Asami Shimoda". Another song original sung by Miku, "Color", was covered by Maria, and featured as the opening theme of the 2011 anime series Freezing.
