Ohma Ziku Circular ( オーマジクウサーキュラー, Ōma Jikū Sākyurā): The main unit.

In addition to displaying Ohma Zi-O's original time co-ordinates, it displays characters corresponding to ability activation.

Site Window ( ザイトウインドー, Zaito Uindō): The central display.

Responsible for materialising Ohma Zi-O's suit and armor.

Ohma Ziku Matrix ( オーマジクウマトリクス, Ōma Jikū Matorikusu): The red circular sections on the Ohma Creator and the Ohma Destruser.

Ohma On Ruser ( オーマオンリューザー, Ōma On Ryūzā): The button on top.Additionally, it is an input device that works in tandem with the Ohma Destruser to allow transformation and finishing attacks. It contains information on each of the Heisei Kamen Riders' creation (absorbed from every Ridewatch), and creates Ohma Zi-O based on this information. Ohma Creator ( オーマクリエイザー, Ōma Kurieizā): A golden device located on the left of the Ohma Zi-O Driver.

The Ohma Zi-O Driver is composed of the following parts:

Flash kamen rider zi o belt