Episodio 1 - Episodio 1
2 de septiembre de 2017
• 30 minutos
Sento Kiryu demonstrates how he transforms into Kamen Rider Build Rabbit/Tank Form and introduces his new Best Match: Build Gorilla/Mond Form.
Episodio 2 - Episodio 2
10 de septiembre de 2017
• 30 minutos
Gentoku Himuro films a FausTube video in their secret lab base showing his viewers three things: his transformation into Night Rogue, the combination of the Transteam Gun and the Steam Blade: the Steam Rifle, and the Steam Rifle's finisher: Steam Shot with a Faust Bottle.
Episodio 3 - Episodio 3
17 de septiembre de 2017
• 30 minutos
Ryuga Banjo demonstrates how to transform into Kamen Rider Cross-Z and use the Dragonic Finish. However, the simulation come to a close as Ryuga's trousers are unexpectedly ripped.
Episodio 16 - Episodio 16
24 de diciembre de 2017
It's revealed the real facts of the case that Katsuragi was murdered.