In Toei's Super Hero Year Website (superhero-year.com) Footer, it has Marvel Characters Copyright. There are chances that even Toei's Spider-man might have some movie of a Special Spin-off.
Videos by Cast
Sougo Doing Push Ups During the Filming of Zi-O
Seiji Takaiwa Taking Break During Filming of Zi-O
Eitoku doing Push Ups during Filming of Zi-O