Nagafumi Hori

Bioman must rescue two boys who possess an ancient treasure map that leads to Biobase, making them targeted by Gear.

When a four-man terrorist group known as Team Phantom begins raising havoc in downtown Tokyo, the city is in desperate need of a hero. An unexpected champion appears in the form of Lady Battle Cop, a former female tennis champion who has been transformed into a seemingly unstoppable cyborg.

Originally known simply as Kamen Rider Black during its theatrical release. Children all over Tokyo mysteriously disappear without warning. Kotaro suspects that the Gorgom are behind the abductions and follows a suspicious-looking tour bus with children on it, only to lose its trail off a cliff. With the help of a fisherman, Kotaro travels to a remote island and uses his abilities as Kamen Rider Black to save the children and foil Gorgom's latest evil scheme.

Doctors Kazamatsuri and Onizuka are geneticists researching cures on diseases such as AIDS and cancer by performing experiments to strengthen the human body. The test subject is Shin Kazamatsuri, motorcycle racer son of Doctor Kazamatsuri. Unknown to them, their operation is funded by a syndicate group, who plan to use this research to have the bodies of men strengthened for their own gain—they have already been experimenting in the field of cyborg soldiers, to a less-than-successful attempt. However, they did not count on Onizuka's own secret ambitions; the mad Onizuka wanted to create a new species, by fusing a grasshopper's DNA with the test subject's, in order to start a new civilization and be their god. He has tested on himself, but seems to be having greater success with Shin.

The city of Yūbari in the Hokkaido prefecture has become a ghost town following the presence of Shadow Moon and his minions of Gorgom. Makino, a scientist working on Gorgom's top-secret robot experiment, escapes from the evil organization and returns to Tokyo, only to find out that his wife and daughter have been abducted. As Kamen Rider Black, Kotaro travels to Yubari to save Makino's family and liberate the town from Shadow Moon's evil grasp.

After a Space Beast throws them off Shuttle Base, the Changeman scramble to get their ship back as Sayaka tries to protect it from the inside.

The Changeman must work with an earthquake institute to prevent Earth from being destroyed in a sea of fire by the Gozma.

Desperate and terrified, Kotaro Minami escaped the clutches of the ancient secret society, Gorgom—but in doing so, left behind his best friend and adoptive brother, Nobuhiko Akizuki. Both have been transformed into beings of immense power in order to serve Gorgom's dark purposes. If left unchecked, Gorgom will destroy humanity and eliminate all traces of its civilization and culture. Now the powerful cyborg known as Kamen Rider Black, Kotaro will use the powers Gorgom gave him to preserve justice and freedom, as well as to save his brother. But Gorgom has their own plans for Nobuhiko—and if Kotaro can't save him, he may have to fight him!