43 episodesFirst aired 8 July 1972
Jul 197225m
Kikaider battles Gray Rhino King, and when he returns to the lab where Dr. Komyoji and Mitsuko work, Professor Gill sets it ablaze.
Jul 197225m
Kikaider faces Green Mantis, who is planning a killing rampage to discredit Dr. Komyoji.
Jul 197225m
Although hindered by the sound of a Gill's flute, Jiro changes into Kikaider in order to battle Orange Ant.
Aug 197225m
Yukiko attempts to sneak away from the Destructoids to visit her daughter, but she is thwarted by Blue Buffalo.
Aug 197225m
Prof. Gill uses Yellow Jaguar to assassinate the head of the Green Project, in order to get enough carbon dioxide for his bomb.
Aug 197225m
The Destructoids begin to gather up humans to be used by Black Horse, and Mitsuko and Masaru fall into their hands.
Aug 197225m
Bull Kong kills a man who has been campaigning against the Destructoids, and Dr. Komyoji is framed.
Sept 197225m
In order to develop his evil apparatus, XR4, Prof. Gill orders Carmine Spider to find a child with Rh negative blood.
Sept 197225m
Red Condor kills everyone in a rural village in order to set up a base on which to conduct experiments on a biological weapon.
Sept 197225m
Scorpion Brown has stolen a newly developed weapon from the Nakabori Laboratory and DARK plans to mass produce it.
Sept 197225m
Mitsuko and Masaru are captured by Gold Wolf and Jiro is seriously injured by him when he tries to save them.
Sept 197225m
Professor Gill sends Silver Cat in search of some ancient treasures that hold the secret to increasing the capabilities of the androids.
Sept 197225m
Prof. Gill orders Pink Tiger to find the secret robot part that Dr. Komyoji has hidden away.
Oct 197225m
Prof. Gill recreates the 13 Destructoids defeated by Kikaida, and gives them three times their original power in order to test them against Silver Tortoise.
Oct 197225m
Golden Bat approaches Mitsuko and Masaru in the form of Taro, their older brother, who was supposedly killed by DARK.
Oct 197225m
Destructoid Rouge Jellyfish is conducting experiments with poisonous mini-jellyfish in a polluted river.
Oct 197225m
Under orders from DARK, Red Hornet begins spraying toxic gasses aimed at destroying the environment.
Nov 197225m
Black Chameleon manages to hijack a load of atomic uratonium. Pursued by Jiro, he takes Mitsuko and Masaru hostage.
Nov 197225m
King Crab Maroon steals a 50-carat emerald ring which he needs to complete his new weapon.
Nov 197225m
Blue Water Scorpion adds a toxic substance to the drinking water, in order to turn the people into puppets of DARK.
Nov 197225m
Purple Rat steals into a laboratory dedicated to communicable diseases in order to create a new DARK plague.
Dec 197225m
White Saw Shark takes over an apartment complex and sets up a laser gun. Prof. Gill's plan is to shoot down a plane filled with special fuel into a densely populated area.
Dec 197225m
The Yellow Antlion Brothers create the "Alphabet Attack" strategy in order to stop the wedding of a robotics scientist.
Dec 197225m
Pink Armadillo transforms itself into a voluptuous woman to entice men and implant control devices in their brains.
Dec 197225m
Convinced by Prof. Gill that Kikaider has killed his children, Dr. Komyoji creates Orange Snail to avenge their deaths.
Dec 197225m
Kikaider saves Dr. Komyoji from Green Mammoth, but Mariko is kidnapped, and Kikaider gets sprayed with an oxidizing agent.
Jan 197325m
Dr. Araki, who has perfected the conscience circuit, is attacked by Violet Turbo. Jiro tries to save him, but is thwarted by Prof. Gill.
Jan 197325m
Kikaider saves Masaru from Red Devil Stinger, but gets infected by a corrosive bacteria.
Jan 197325m
Masaru is saved by a girl named Kaori as he is being pursued by Green Sponge. Kaori believes Masaru is a runaway, and declares she'll run away too.
Jan 197325m
Crimson Squid pursues brilliant young robotics expert named Shimamura Chidori. He intends to implant her brain in his own body.
Feb 197325m
Prof. Gill orders Golden Octopus to hasten the construction of their secret base. Kikaider tries to save a father and daughter from DARK henchmen.
Feb 197325m
Kikaider, who has lost an arm, battles with Blue Electric Eel, and finally manages to tear an arm off the destructoid.
Feb 197325m
Mask Crab Red tries to kill Mitsuko, but he is thwarted by King Crab Maroon, who had been saved by her earlier.
Feb 197325m
Prof. Gill sends Black Spiny Anteater and his daughter, Tiny Spiny, to retrieve some sensitive microfilm from a widow of a victim of DARK.
Mar 197325m
Dr. Komyoji is attacked by a flock of robot crows as he works in a field. Jiro tries to help him, but is thwarted by Black Crow.
Mar 197325m
Blue Stag Beetle robs bank after bank in an effort to raise funds for the development of DARK's greatest Destructoid.
Mar 197325m
Jiro manages to save a little girl from Starfish Purple. Meanwhile, DARK forces Dr. Komyoji to create the evil warrior, Hakaider.
Mar 197325m
Jiro escapes from prison but is attacked by Hakaider. Jiro is overpowered, but Hakaider is unable to destroy him.
Mar 197325m
Angler Brown has plans to brainwash children and turn them into warriors. Kikaider saves the kids but slips away quickly to avoid the police.
Apr 197325m
Grasshopper Gray builds an antenna that amplifies sound 3000 times. Masaru saves a young boy who is being attacked by Grasshopper Gray.
Apr 197325m
Mitsuko and Masaru are lured to the DARK base. Jiro stops them and proceeds alone, but he's bushwacked by Red Mine Toad. He changes into Kikaider, but gets blown to pieces.
Apr 197325m
Hanpei brings Kikaider to Mitsuko in pieces. Hakaider destroys Red Mine Toad who had downed his arch rival Kikaider. Then, Hakaida is defeated by Skeleton Flying Squirrel.
May 197325m
Mitsuko succeeds in surgically returning the brain in Hakaida's head to her father, but Dr. Komyoji doesn't regain conciousness until...