申し訳ありません、このコンテンツはただ今　アメリカ英語と 中文　のみです。 For the sake of viewer convenience, the content is shown below in one of the available alternative languages. You may click one of the links to switch the site language to another available language.

Chopin-Nocturne No. 21 in C minor, Op. posth. – is a musical work for solo piano composed in 1847-1848. It was the last of Chopin’s nocturnes to be published, and was done so posthumously in 1938. It is famous for its striking simplicity and folk-like melody. Among the 21 nocturnes known to have been written by Chopin, this is one of the three that end in a minor key