Kin'iro no Corda (金色のコルダ, Kin'iro no Koruda?), is a role-playing game from Koei's Neoromance series. An alternative title for it is La Corda d'oro, Italian for The Golden String.

The story has been adapted into a shōjo manga series by Yuki Kure serialized in the Japanese shōjo manga magazine LaLa. Currently, ten volumes have been released in Japan with more on the way. The manga series has also been licensed by Viz Media and released its first volume on October 3, 2006. Chuang Yi English manga has also recently licensed the manga series in Singapore.

An anime series based on this manga called Kin'iro no Corda ~primo passo~ aired its first episode on October 1, 2006.

Source: Wikipedia