List of episodes of the series «Kamen Rider Zi-O: Supplementary Plan»
- Seasons count: 1
- Episodes count: 16
- Total viewing time: 1 h. 20 m.
Release date: 9/2/2018
Episode 1.5: Mystery of Naming
- Episode number: 1
- Episode duration: 5 min.
- Episode description: What is the mystery behind the names of characters that appeared in the first episode of Kamen Rider Zi-O? These are some answers...
Release date: 9/9/2018
Episode 2.5: Rules of the World
- Episode number: 2
- Episode duration: 5 min.
- Episode description: What are the rules of the world where our characters living? There are answers...
Release date: 9/16/2018
Episode 3.5: Regal Spoilers
- Episode number: 3
- Episode duration: 5 min.
- Episode description: Tsukuyomi, Geiz, Sougo, and Emu receive scripts as they talk about "Why Emu was in the Game World", to which Emu replies that it counts as a spoiler.
Release date: 9/23/2018
Episode 4.5: A Confession of A Legend
- Episode number: 4
- Episode duration: 5 min.
Release date: 9/30/2018
Episode 5.5: Sougo Tokiwa and the Mysterious Phone
- Episode number: 5
- Episode duration: 5 min.
Release date: 10/7/2018
Episode 6.5: The Secret of Fourze 555
- Episode number: 6
- Episode duration: 5 min.
Release date: 10/14/2018
Episode 7.5: Who is The Worst Black?
- Episode number: 7
- Episode duration: 5 min.
Release date: 10/21/2018
Episode 8.5: The Terrifying Time Paradox!
- Episode number: 8
- Episode duration: 5 min.
Release date: 10/28/2018
Episode 9.5: The King, God, and the Adult
- Episode number: 9
- Episode duration: 5 min.
Release date: 11/11/2018
Episode 10.5: Mouri vs. Shimoyama
- Episode number: 10
- Episode duration: 5 min.
Release date: 11/18/2018
Episode 11.5: Mysteries of 95DO!
- Episode number: 11
- Episode duration: 5 min.
Release date: 11/25/2018
Episode 12.5: Interview with Future People
- Episode number: 12
- Episode duration: 5 min.
Release date: 12/1/2018
Episode 13.5: Ghostly Teacher
- Episode number: 13
- Episode duration: 5 min.
Release date: 12/8/2018
Episode 14.5: Pink Devil
- Episode number: 14
- Episode duration: 5 min.
Release date: 12/16/2018
Episode 15.5: Supplementary Plan Forever (Part I)
- Episode number: 15
- Episode duration: 5 min.
Release date: 12/23/2018
Episode 16.5: Supplementary Plan Forever (Part II)
- Episode number: 16
- Episode duration: 5 min.