Joe Onodera

The members of the Super GUTS force, one of whom is secretly Ultraman Dyna, are in the middle of a losing battle against an enormous monster on the surface of the moon, when suddenly a spaceship appears and saves them by zapping the beast. The crew of the ship claim to members of the world peace force that originally created the Super GUTS force, and they invite the GUTS members to enter their brainwave patterns into the ship's battle computer so it can be a more effective fighting system... (imdb)

In Shotaro Ishinomori's own deconstructionist entry in his famous "Masked Rider" series, young Shin Kazamatsuri is transformed into a powerful grasshopper mutant by a scientific institute known only as the "Foundation," which targets him. (imdb)

Hanejiro returned to Earth in the form of an yellow egg, which fell into the hands of the bumbling Alien Meji Trio. The three, despite being villains, were very protective of him and protected him from prying eyes until Hanejiro returned to Super GUTS. After Dyna was defeated by Wanzetto, Hanejiro helped to destroy the menace by dropping Pudgy Garaon into the monster's brain case. Hanejiro was later taken away once again by the Alien Fabiras.

"Kamen Rider SD: Strange!? Kumo Otoko" is an animated OVA based on the gag manga Kamen Rider SD: Hurricane Legend. This cute and comedic short movie features chibi versions of the Showa Era Kamen Riders, as they team up against the evil GranShocker organization, while Kamen Rider Black RX tries to confess his love to female sports instructor Michiru.