Seiko Matsuda – Seiko

Arranged By – Michael Jay
Arranged By – Michael Cruz
Backing Vocals – Donna de Lory
Backing Vocals – Liz Constantine
Backing Vocals – Julia Waters
Engineer – Michael McDonald (2)
Engineer [Assistant] – Alejandro Rodriguez
Guitar – Mark Leggett
Keyboards – Michael Cruz
Keyboards [More Keyboards] – Brad Cole
Mixed By – Michael McDonald (2)
Producer – Michael Jay
Programmed By [Linn/Akai] – Michael Jay
Saxophone – Jim Oppenheim
Written-By – Michael Jay
Written-By – Michael Cruz

Arranged By – Maurice Starr
Engineer – Maurice Starr
Engineer – Sidney Burton
Engineer – Leo Okeke
Producer – Maurice Starr
Programmed By – Maurice Starr
Programmed By – Leo Okeke
Written-By – Klarmann/Weber

Arranged By – Randall Barlow
Arranged By – Bill Duncan (5)
Arranged By – Willy Perez-Feria
Backing Vocals – Kirsten Steinhauer
Backing Vocals – Jon Secada
Engineer – Ted Stein
Engineer [Assistant] – Dean Dydek
Guitar – John DeFaria
Horns – Randall Barlow
Horns – Mike Scaglione
Horns – Teddy Mulet
Producer – Jorge Casas
Producer – Clay Ostwald
Producer – Emilio Estefan, Jr.
Programmed By – Randall Barlow
Programmed By – Bill Duncan (5)
Programmed By – Willy Perez-Feria
Written-By – Bill Duncan (5)
Written-By – Willy Perez-Feria
Written-By – Jon Secada

Arranged By – Maurice Starr
Backing Vocals – New Kids On The Block
Engineer – Maurice Starr
Engineer – Sidney Burton
Engineer – Leo Okeke
Producer – Maurice Starr
Programmed By – Maurice Starr
Programmed By – Leo Okeke
Vocals [Duet With] – Donnie Wahlberg
Written-By – Michael Jay
Written-By – Michael Cruz

Arranged By – Tom McWilliams
Arranged By – John DeFaria
Backing Vocals – Bianca Goodfriend
Backing Vocals – Jon Secada
Bass – Jorge Casas
Engineer – Ron Taylor
Engineer [Assistant] – Dean Dydek
Guitar – John DeFaria
Mixed By – Eric Schilling
Mixed By – Jorge Casas
Mixed By – Clay Ostwald
Mixed By – Emilio Estefan, Jr.
Mixed By – John Haag
Percussion – Rafael Padilla
Producer – Jorge Casas
Producer – Clay Ostwald
Producer – Emilio Estefan, Jr.
Programmed By – Tom McWilliams
Programmed By – John DeFaria
Saxophone – Mike Scaglione
Written-By – Gloria Estefan
Written-By – Teddy Mulet

Arranged By – Ed Terry
Arranged By – John "Jellybean" Benitez
Backing Vocals – Alfa Anderson
Backing Vocals – Fonzi Thornton
Backing Vocals – Michelle Cobbs
Coordinator [Production] – Nancy Goodfriend
Drums – John "Jellybean" Benitez
Engineer – Hugo Dwyer
Engineer – Craig Vogel
Engineer – Dave McNair
Engineer [Assistant] – Dary Sulich
Engineer [Assistant] – Rich Travali
Engineer [Assistant] – Robert Smith (7)
Engineer [Assistant] – Paul Logus
Engineer [Mix] – Hugo Dwyer
Guitar – Paul Pesco
Mixed By – John "Jellybean" Benitez
Percussion – Carol Steele
Producer – John "Jellybean" Benitez
Synthesizer – Ed Terry
Written-By – Glen Ballard
Written-By – Randy Goodrum

Arranged By – Maurice Starr
Engineer – Maurice Starr
Engineer – Sidney Burton
Engineer – Leo Okeke
Producer – Maurice Starr
Programmed By – Maurice Starr
Programmed By – Leo Okeke
Written-By – Maurice Starr

Arranged By [Original Arrangement] – Michael Morejon
Backing Vocals – Jon Secada
Drum Programming – Roberto Juan Rodriguez
Electric Bass – Jorge Casas
Engineer – Ron Taylor
Engineer [Assistant] – Dean Dydek
Keyboards [Additional] – Clay Ostwald
Mixed By – Eric Schilling
Mixed By – Jorge Casas
Mixed By – Clay Ostwald
Mixed By – Emilio Estefan, Jr.
Mixed By – John Haag
Producer – Jorge Casas
Producer – Clay Ostwald
Producer – Emilio Estefan, Jr.
Programmed By [Additional] – Randall Barlow
Written-By – Michael Morejon

Backing Vocals – Beth Andersen
Engineer – Steve Bates
Instruments [All] – Anthony Marinelli
Instruments [All] – Brian Banks
Mixed By – Brian Reeves
Producer – Giorgio Moroder
Written-By – Tom Whitlock
Written-By – Giorgio Moroder

Backing Vocals – Franke Previte
Backing Vocals – Mary Lee Kortes
Backing Vocals – Mark Radice
Engineer – Craig Vogel
Engineer [Assistant] – Paul Logus
Guitar – John McCurry
Keyboards [Arranger] – Eric Rehl
Producer – Phil Ramone
Written-By – Michael Bolton
Written-By – Doug James