Guitar – Nick Meier*Programmed By [Additional] – Alexis Smith, Joe HensonRecorded By – Steve FitzmauriceRecorded By [Vocal] – Masahito KomoriWritten-By, Programmed By – Utada Hikaru

Arranged By [Strings] – Simon Hale, Utada HikaruDouble Bass – Andy WaterworthDrums – Ian ThomasGuitar – Ben ParkerLeader [Strings] – Everton NelsonPiano [Acoustic], Conductor – Simon HaleRecorded By – Steve FitzmauriceRecorded By [Vocal] – Masahito KomoriWritten-By, Programmed By – Utada Hikaru

Arranged By [Strings] – Simon Hale, Utada HikaruDrum Programming [Additional], Percussion – Darren Heelis, Steve FitzmauriceDrums – Ian ThomasElectric Bass, Guitar – Ben ParkerLeader [Strings] – Everton NelsonPiano [Acoustic], Conductor – Simon HaleRecorded By – Steve FitzmauriceRecorded By [Strings, Assistant] – Jeremy MurphyRecorded By [Strings] – Steve Price Recorded By [Vocal] – Masahito KomoriWritten-By – Utada Hikaru

Arranged By [Strings] – Simon Hale, Utada HikaruConductor – Simon HaleDrum Programming [Additional] – Darren Heelis, Steve FitzmauriceDrums, Drum Machine – Sylvester Earl Harvin*Electric Bass – Jodi MillinerFeaturing – 椎名林檎*Guitar – Ben Parker, Yoshito TanakaLeader [Strings] – Everton NelsonRecorded By – Atsushi Matsui, Steve FitzmauriceRecorded By [Additional], Recorded By [UH Vocals] – Masahito KomoriRecorded By [SR Vocals] – Uni InoueWritten-By, Programmed By – Utada Hikaru

Drums – Sylvester Earl Harvin*, Ian ThomasHarp – Tomoyuki AsakawaRecorded By – Atsushi Matsui, Steve FitzmauriceRecorded By [Vocal] – Masahito KomoriWritten-By – Utada Hikaru

Acoustic Guitar – Yoshito TanakaDrum Programming [Additional] – Darren Heelis, Steve FitzmauriceElectric Bass – Francis HyltonFeaturing – 小袋成彬*Leader [Brass], Trumpet – Sid GauldPercussion – Will FryRecorded By – Atsushi Matsui, Steve FitzmauriceRecorded By [Vocal] – Masahito KomoriTenor Saxophone – Andy Panayi Trombone – Mark NightingaleWritten-By, Programmed By, Arranged By [Brass] – Utada Hikaru

Bass [Synth] – Darren HeelisDrum Programming [Additional] – Darren Heelis, Steve FitzmauriceDrums – Tom Tamada*Electric Bass – Hiroo YamaguchiLeader [Band], Piano [Acoustic], Conductor – Kei KawanoLeader [Strings] – Anzu SuharaRecorded By – Atsushi MatsuiRecorded By [Vocal] – Masahito KomoriWritten-By, Programmed By, Arranged By [Strings] – Utada Hikaru

Arranged By [Strings] – Simon Hale, Utada HikaruDrum Programming [Additional] – Darren Heelis, Steve FitzmauriceDrums – Sylvester Earl Harvin*Electric Bass – Jodi MillinerElectric Guitar – Ben ParkerLeader [Brass], Trumpet – Sid GauldLeader [Strings] – Everton NelsonPiano [Acoustic], Electric Piano [Wurlitzer], Conductor – Simon HaleRecorded By – Steve FitzmauriceRecorded By [Vocal] – Masahito KomoriTenor Saxophone – Andy Panayi Trombone – Mark NightingaleWritten-By, Programmed By, Arranged By [Brass] – Utada Hikaru

Drums – Sylvester Earl Harvin*Edited By [Vocal] – Masahito KomoriElectric Bass – Hiroo YamaguchiFeaturing – KohhProgrammed By, Recorded By [Vocal] – Utada HikaruRecorded By – Atsushi Matsui, Mike HornerWritten-By – Utada Hikaru, Yuki Chiba

Bass [Synth] – Darren HeelisDrum Programming [Additional] – Darren Heelis, Steve FitzmauriceDrums – Sylvester Earl Harvin*Electric Bass, Guitar – Ben ParkerRecorded By – Masahito Komori, Mike HornerWritten-By, Programmed By – Utada Hikaru

Arranged By [Strings] – Kei Kawano, Paul Carter , Utada HikaruDrums – Takumi OgasawaraElectric Bass – Takeshi TanedaElectric Guitar – Tsuyoshi KonLeader [Band], Conductor – Kei KawanoLeader [Strings] – Mamiko AmemiyaMusic By, Programmed By – Paul Carter , Utada HikaruPiano – Paul Carter Recorded By – Atsushi MatsuiWords By – Utada Hikaru