"Castle in the Sky" is an animated film released by Japan's Studio Ghibli in 1986. The original work, supervision, script and character setting of "Castle in the Sky" were all performed by Hayao Miyazaki, making this work full of Miyazaki's ideas.

The theme song "With You" of "Castle in the Sky" is a very beautiful piece of music. Composed by musician Joe Hisaishi. It is famous all over the world for its beautiful melody and touching melody that make people cry. It has been adapted into many versions and has become a classic light music song. It has also become a world-famous song that has been immortalized for generations.

The following is the score of the violin piece "City in the Sky" (With You):