The first Superhero Taisen film, Kamen Rider x Super Sentai Superhero Taisen, debuted in 2012 and featured about 200 heroes from the Super Sentai franchise and about 40 Kamen Riders.
The Kamen Rider x Super Sentai x Uchū Keiji Superhero Taisen Z film debuted in 2013, followed by the Superhero Taisen GP: Kamen Rider 3-gō film in 2015.
Japanese film news website Cinema Today began streaming a teaser video for the upcoming Kamen Rider x Super Sentai: Chō Superhero Taisen (Ultra Superhero War) film on Wednesday.
Toei and TV Asahi also revealed Uchū Sentai Kyūranger as the 41st Super Sentai series last month.