: An updated, more orchestral version of the classic theme. While often featuring brass and strings, piano solo arrangements of this 2014 version are available for intermediate players .
: A soft, melodic theme (OST track 40) composed by Yasuharu Takanashi specifically for their interactions in the movie .
: This is the official theme song by Sukima Switch . It is the most recognizable piece from the film and has several piano arrangements, including a popular one by Ru's Piano .