One Direction = ワン・ダイレクション - Four (The Ultimate Edition) = フォー　アルティメット・エディション

Backing Vocals – Damon Bunetta, One DirectionEngineer [Assistant] – Ian FranzinoEngineer [For Mix] – John HanesMixed By – Serban GheneaProducer, Programmed By – Paro Westerlund*Recorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Liam Payne, Louis TomlinsonWritten-By, Backing Vocals – Ed Drewett, Wayne HectorWritten-By, Producer, Engineer, Instruments, Programmed By, Backing Vocals – John Ryan , Julian Bunetta

Backing Vocals – Damon BunettaEngineer [Assistant] – Ian FranzinoMixed By – Joe ZookRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Liam Payne, Louis TomlinsonWritten-By, Instruments, Backing Vocals – Jamie ScottWritten-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan Written-By, Producer, Engineer, Instruments, Backing Vocals, Mixed By – Julian Bunetta

Backing Vocals – Damon Bunetta, One DirectionBass – Andrew HaasEngineer [Assistant] – Ian FranzinoGuitar – Niall HoranMixed By – Ash HowesProducer – Paro Westerlund*Recorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Ali Tamposi, Harry Styles, Ruthanne Cunningham*Written-By, Producer, Backing Vocals – Teddy GeigerWritten-By, Producer, Engineer, Instruments, Backing Vocals – Julian Bunetta

Engineer – Ian DowlingEngineer [For Mix] – John HanesGuitar – Luke PotashnickMixed By – Serban GheneaProducer [Additional], Drums, Programmed By, Keyboards – Matt Rad*Producer [Vocal], Engineer – Sam Miller Producer, Bass – Steve RobsonWritten-By – Ed Sheeran, Oliver Frank

Backing Vocals – One DirectionDrums [Live] – Damon Bunetta, Peter BunettaEngineer [Assistant], Drums [Live] – Ian FranzinoMixed By – Joe ZookProducer [Additional] – Alexander Oriet*Recorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – S. Pages Mehner*Written-By, Producer, Engineer – Julian BunettaWritten-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan

Mixed By – Joe ZookProducer [Additional] – Sam Miller Producer, Drums, Piano, Guitar, Programmed By – Matt Rad*Recorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Harry Styles, Liam Payne, Louis Tomlinson, Maureen McDonald , Niall Horan, Zayn MalikWritten-By, Producer, Guitar, Keyboards, Backing Vocals – Jamie Scott

Backing Vocals – One DirectionEngineer [Assistant] – Ian FranzinoMixed By – Joe ZookRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Harry Styles, Liam Payne, Louis Tomlinson, Niall Horan, Zayn MalikWritten-By, Instruments, Backing Vocals – Jamie ScottWritten-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan Written-By, Producer, Engineer, Instruments, Backing Vocals, Mixed By – Julian Bunetta

Backing Vocals – Damon Bunetta, One DirectionEngineer, Instruments – Andrew HaasMixed By – Ash HowesProducer – AfterhrsProducer, Engineer, Instruments – Ian FranzinoRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Liam Payne, Louis Tomlinson, Ruth Anne Cunningham*Written-By, Backing Vocals – Jamie ScottWritten-By, Producer, Engineer, Instruments – Julian BunettaWritten-By, Producer, Instruments, Backing Vocals – John Ryan

Engineer [Assistant] – Ian FranzinoMixed By – Ash HowesProducer [Vocals], Recorded By [Vocals] – Ben "Bengineer" Chang*Recorded By [Vocals] – Alex OrietWritten-By – Liam Payne, Louis TomlinsonWritten-By, Guitar, Backing Vocals – Jamie ScottWritten-By, Producer, Producer [Vocals], Engineer, Drums, Backing Vocals – Julian BunettaWritten-By, Producer, Producer [Vocals], Engineer, Guitar, Electric Piano [Wurli], Backing Vocals – John Ryan

Backing Vocals – Noah Livingston, One DirectionEngineer, Instruments [Additional] – Andrew Haas, Ian FranzinoMixed By – Ash HowesProducer – AfterhrsRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Liam Payne, Louis TomlinsonWritten-By, Instruments, Backing Vocals – Jamie ScottWritten-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan , Julian Bunetta

Backing Vocals – One DirectionEngineer [Assistant] – Ian FranzinoMixed By – Ash HowesRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Harry Styles, Johan Carlsson Written-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan , Julian Bunetta

Backing Vocals – Damon Bunetta, One DirectionEngineer [Assistant] – Ian FranzinoMixed By – Ash HowesRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Liam Payne, Louis Tomlinson, Zayn MalikWritten-By, Instruments – Jamie ScottWritten-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan , Julian Bunetta

Backing Vocals – One DirectionEngineer – Ian FranzinoInstruments [Additional] – Andrew HaasMixed By – Ash HowesProducer – AfterhrsRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Harry Styles, John Ryan , Liam Payne, Louis Tomlinson, Niall Horan, Sam Martin , Zayn MalikWritten-By, Producer, Engineer, Instruments, Backing Vocals – Julian Bunetta

Engineer – Joe ZookEngineer [Assistant] – Ian FranzinoProducer, Engineer – John Ryan Recorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By – Liam PayneWritten-By, Backing Vocals, Instruments – Jamie Scott, John Ryan Written-By, Producer, Engineer, Backing Vocals, Instruments – Julian Bunetta

Backing Vocals – One DirectionEngineer [Assistant] – Ian FranzinoMixed By – Ash HowesRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By, Backing Vocals – Jamie ScottWritten-By, Producer, Engineer, Backing Vocals – Julian BunettaWritten-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan

Backing Vocals – Damon Bunetta, One DirectionEngineer [Assistant] – Ian FranzinoFiddle – Dennis CaplingerMixed By – Joe ZookRecorded By [Vocals] – Alex Oriet, Ben "Bengineer" Chang*Written-By, Backing Vocals – Ed DrewettWritten-By, Producer, Engineer, Backing Vocals – Julian BunettaWritten-By, Producer, Engineer, Instruments, Backing Vocals – John Ryan

Backing Vocals – Damon Bunetta, One DirectionEngineer [Assistant] – Ian FranzinoMastered By – Dick BeethamProducer – Afterhrs, Big PaynoProgrammed By – Paro Westerlund*Written-By – Louis TomlinsonWritten-By, Backing Vocals – Ed Drewett, Wayne HectorWritten-By, Engineer, Instruments, Programmed By, Backing Vocals – John Ryan Written-By, Producer, Engineer, Instruments, Programmed By, Backing Vocals, Remix – Julian BunettaWritten-By, Remix – Liam Payne

Backing Vocals – Damon Bunetta, One DirectionEngineer [Assistant] – Ian FranzinoEngineer [For Mix] – John HanesMastered By – Tom CoyneMixed By – Serban GheneaProducer, Programmed By – Paro Westerlund*Written-By – Liam Payne, Louis TomlinsonWritten-By, Backing Vocals – Ed Drewett, Wayne HectorWritten-By, Producer, Engineer, Instruments, Programmed By, Backing Vocals – John Ryan , Julian Bunetta

Bass Guitar – Sandy BealesDrums – Josh DevineGuitar – Dan RichardsKeyboards – Jon ShoneMixed By – David Woolley, Helene HorlyckRecorded By – Jeroen LelieveldWritten-By – Harry Styles, Jamie Scott, John Ryan , Julian Bunetta, Liam Payne, Louis Tomlinson, Niall Horan, Zayn Malik