这是Vaundy所作的首部动画电影主题曲，也是专门为《电影多啦A梦：大雄的地球交响曲》而创作的歌曲。 电影中的歌曲描绘了角色发现音乐的乐趣，非常适合在管乐团中演奏。这是一首老少皆宜的歌曲。

木管乐器
Piccolo
Flutes 1 (& *2)
*Oboe
*Bassoon
*E♭ Clarinet
B♭ Clarinet 1
B♭ Clarinet 2
*B♭ Clarinet 3
*Alto Clarinet
Bass Clarinet
Alto Saxophone 1
*Alto Saxophone 2
Tenor Saxophone
Baritone Saxophone
铜管乐器
B♭ Trumpet 1
B♭ Trumpet 2
*B♭ Trumpet 3
F Horns 1 (& *2)
F Horns 3 (& *4)
Trombone 1
Trombone 2
*Trombone 3
Euphonium
Tuba
Electric Bass
*String Bass
打击乐器
Drums
Timpani
Percussion 1
…Cabasa, Wind Chime
*Percussion 2
…Triangle, Sus.Cymbal
Percussion 3
…Glockenspiel
*Percussion 4
…Vibraphone, Xylophone