Asuka Hayazaki and Satomi Terui was uncredited in the game's credits but Asuka Hayazaki composed Grumble Volcano and Satomi Terui arranged DK Jungle which was based on a tune by former Rare composer, David Wise.Grumble Volcano's music was reused from Mario Kart Wii.DK Jungle and Neo Bowser City's music was reused from Mario Kart 7.Yasuaki Iwata arranges the music for the Star Item.Atsuko Asahi arranges all the music for the Animal Crossing course.Ryo Nagamatsu and Kenta Nagata arranges the music for the F-Zero courses.Shiho Fujii, Atsuko Asahi, Ryo Nagamatsu, Yasuaki Iwata and Kenta Nagata arranges the music for the retro courses.Shiho Fujii, Atsuko Asahi, Ryo Nagamatsu and Yasuaki Iwata composes the music for the non-retro courses.Shiho Fujii, Atsuko Asahi and Yasuaki Iwata composes the menu themes.Atsuko Asahi composes the result themes except for track 30 and 31 which was arranged by herself.
Soprano, Tenor & Baritone Saxophone / Flute: Takuo Yamamoto.Alto Saxophone: Kazuki Katsuta (DIMENSION), Masato Honma.Electric & Acoustic Bass: Teppei Kawasaki.Electric & Acoustic Guitar: Takashi Masuzaki (DIMENSION).Staff Credit (S Fujii, A Asahi, R Nagamatsu, S Oka*, A Hayazaki*).Ring Ring Metro (Underground) (A Asahi, K Kondo*).Dolphin Cape - Underwater ~ Deep Sea (A Asahi).Note: songs composed and arranged by Shiho Fujii, Atsuko Asahi, Ryo Nagamatsu and Yasuaki Iwata except for the other songs composed by other composers (*)