One Piece Magazine is a special book about the series, including several "behind the scenes" information. The first three volumes were produced in celebration of the series's 20th anniversary.
|One Piece Magazine Vol.1||July 7, 2017||170||ISBN 978-4-08-102232-8|
|One Piece Magazine Vol.2||August 4, 2017||170||ISBN 978-4-08-102233-5|
|One Piece Magazine Vol.3||September 1, 2017||170||ISBN 978-4-08-102234-2|
|One Piece Magazine Vol.4||October 19, 2018||148||ISBN 978-4-08-102273-1|
|One Piece Magazine Vol.5||January 25, 2019||156||ISBN 978-4-08-102274-8|
|One Piece Magazine Vol.6||June 17, 2019||164||ISBN 978-4-08-102275-5|
|One Piece Magazine Vol.7||August 9, 2019||172||ISBN 978-4-08-102294-6|
|One Piece Magazine Vol.8||December 13, 2019||172||ISBN 978-4-08-102401-8|
|One Piece Magazine Vol.9||April 24, 2020||172||ISBN 978-4-08-102404-9|
|One Piece Magazine Vol.10||September 16, 2020||202||ISBN 978-4-08-102406-3|
|One Piece Magazine Vol.11||February 4, 2021||204||ISBN 978-4-08-102407-0|
- Each of the first three volumes included a double page part of a celebratory poster for the 20th anniversary of the series. In that poster, the Straw Hats wear the clothes they wore on the Color Spread of Chapter 851.
- Each of the first three volumes included four months of a birthday calendar of the characters whose birthday has been revealed up to Volume 85 release.
- Each issue included a part of a special story:
- Each of the volumes included a complementary wanted poster, with their last known amount by the time of each volume release.
- One Piece Magazine Vol.1: Shueisha
- One Piece Magazine Vol.2: Shueisha
- One Piece Magazine Vol.3: Shueisha
- One Piece Magazine Vol.4: Shueisha
- One Piece Magazine Vol.5: Shueisha
- One Piece Magazine Vol.6: Shueisha
- One Piece Magazine Vol.7: Shueisha
- One Piece Magazine Vol.8: Shueisha
- One Piece Magazine Vol.9: Shueisha
- One Piece Magazine Vol.10: Shueisha
- One Piece Magazine Vol.11: Shueisha