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Kamen Rider
Season 1
Episode 21

Dokugander, Confrontation at Osaka Castle

August 21, 1971

60.0%

Kamen Rider - S1 - E21

In order for Shocker to make use of a growth drug developed by Yoshioka, Dokugander's adult form transforms into the deceased professor to trick the assistant professor Yoshioka.

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Kamen Rider: Season 1 - 71 Episode s

1x1 - The Mysterious Spider Man
April 3, 1971
Takeshi Hongo, a young scientist boasting of an IQ of 600 and a racing prodigy, is abducted and his body surgically remodeled by Shocker, an evil secret society plotting for global domination.
1x2 - The Terrifying Bat Man
April 10, 1971
Hongo wins the championship, but the model who brings him his bouquet suddenly bares her fangs and attacks! With growing suspicion, Hongo investigates the woman's home, and finds it has been transformed into a lab.
1x3 - Monster, Scorpion Man
April 17, 1971
Shocker tests their mysterious Scorpion Man by releasing their slave workers and telling them that they can have their freedom if they can escape within 10 minutes, but one by one they die at the Scorpian Man's hands.
1x4 - Cannibalism, Sarracenian
April 24, 1971
At an amusement park's botanical gardens, people begin to go missing. The young boy Kenji's older sister Yukie gets snatched away, and he tries to tell someone that his sister was attacked by a giant King Sarracenian!!
1x5 - Monster, Mantis Man
May 1, 1971
While a series of strange earthquakes are going on, Hongo is contacted by his childhood friend and seismologist, Amemiya Chikako, who tells him, “Something is planning to cause a major earthquake.”
1x6 - Grim Reaper, Chameleon
May 8, 1971
Former navy lieutenant-commander Sunada is attacked by the Chameleon Man. His aim is a submarine model in Sunada's possession that has secrets relating to a Nazi treasure concealed inside.
1x7 - Duel With Grim Reaper Chameleon! World Fair Impression
May 15, 1971
Kamen Rider, having fallen into a pit trap, loses his power in the secret room where no wind can reach and reverts back to his form as Hongo.
1x8 - Strangeness! Bee Woman
May 22, 1971
Hongo begins an investigation into the series of incidents where people who had glasses made at Kagemura's Optometry store have gone missing. But even Ruriko gets some lure glasses, and she disappears as well.
1x9 - The Terrifying Cobra Man
May 29, 1971
Cobra Man makes an attack on the gold vault, but when the pet dog of security guard Kondo barks at him, he drops his fangs! Seeking his fangs, he attacks Kondo.
1x10 - The Revived Cobra Man
June 5, 1971
Ritsuko Ayakoji of the Ayakoji Biology Research Institute, Shocker's collaborator, puts up advertisements for “Purchasing Animals” to gather animal blood and capture the people who bring in their pets.
1x11 - Bloodsucking Monster, Gebacondor
June 12, 1971
Shocker has produced a new monster, Gebacondor, by assembling into one all the strong points of their previous monsters. But Gebacondor needs the lifeblood of young women.
1x12 - Murder, Yamogelas
June 19, 1971
Doctor Shirakawa has invented a death ray but tries to seal his invention away, while his aid Shibata conspires with Shocker and is remodeled into the monster Geckogeras, making secret plans to take the death ray.
1x13 - Tokageron and the Big Monster Army
June 26, 1971
To break through the Toyo Atomic Energy Research Laboratory's barrier, Shocker remodels pro soccer athlete Nomoto and produces the monster Tokageron with powerful kicking might.
1x14 - Raid of the Demon Sabotegron
July 3, 1971
Hongo saved Tokyo from a horrible fate at the hands of Shocker.But Hongo can not rest while Shocker's plans to conquer the world grows stronger every day. For justice, and for everlasting peace, Kamen Rider will continue his fight until the very end. Debuting this episode, a new Kamen Rider appears! With three new leading ladies, and more excitement, Thrills, and Action!
1x15 - Counterattack, Sabotegron
July 10, 1971
At the end of fierce fighting, Kamen Rider drives Sabotegron away. Sabotegron then uses Flowers of Mexico to attack Hayato and the Tachibana Racing Club.
1x16 - Wrestler of the Devil, Pirasaurus
July 17, 1971
Shocker gets their hands on the Pirazaurus whose poison can kill a giant dinosaur in mere seconds and begin to create a cyborg by combining it with a human.
1x17 - Death Match in the Ring: Defeat! Pirasaurus
July 24, 1971
Pirazaurus experiments with the powerful deadly gas, “Mist of Death,” at a gogo house. He launches his scheme to obliterate Japanese leaders with the Mist of Death as they spectate a pro wrestling match.
1x18 - Fossil Man: Hitodanger
July 31, 1971
Shocker creates a missile base in the mountains and appoints the monster Hitodanger to defend it. After saving a boy from a Shocker attack, he fights Hitodanger to save Taki who went searching for the base.
1x19 - Monster Kanibubbler Appears in Hokkaido
August 7, 1971
For Shocker's plan to cause a tsunami in Hokkaido through submarine earthquakes, they send in the monster Kanibubbler to destroy all seismomitors.
1x20 - Fire-Breathing Caterpillar Monster: Dokugander
August 14, 1971
Ichimonji, who has started an inquiry into a village thrown into panic by a gigantic catapillar creature, meets with Yoshioka who is looking for a missing professor, and together they begin a search for the professor.
1x21 - Dokugander, Confrontation at Osaka Castle
August 21, 1971
In order for Shocker to make use of a growth drug developed by Yoshioka, Dokugander's adult form transforms into the deceased professor to trick the assistant professor Yoshioka.
1x22 - Suspicious Merman Amazonia
August 28, 1971
An olympic swimmer disappears suddenly right before the eyes of his teammates, and a young man swimming in the ocean gets kidnapped by a monster who appears.
1x23 - Sky-Flying Monster Musasabedol
September 4, 1971
Shocker creates the monster Musasabidol to go after a new liquid fuel developed by Doctor Ookuma. Taki, who is visiting Hokkaido, discovers this plan, and after following Taki, Ichimonji confronts Musasabidol.
1x24 - Deadly Poison Monster Kinokomolg's Sortie!
September 11, 1971
After a prisoner is immersed in the extract of poisonous mushrooms for one week, the monster Kinokomorgue is born.
1x25 - Defeat Kinokomolg!
September 18, 1971
Kinokomorgue declares, “Make him taste the fear of death!” and injects the captured Ichimonji with the antidote, returning him to his senses.
1x26 - The Terrifying Antlion
September 25, 1971
While the monster Hell Thunder enacts his plan to make an artificial antlion pit that tears main roads into pieces, the supreme commander Colonel Zol is dispatched from Shocker's branch in the Middle East.
1x27 - Mukadelas Monster Classroom
October 2, 1971
Children are abducted by a suspicious man who calls himself a close friend of Kamen Rider. The man is the Shocker beast Mukaderas and he controls children with hypnotic radio waves for their scheme to turn them into members of Junior Shocker.
1x28 - Underground Monster Mogurang
October 9, 1971
Shocker schemes to turn Tokyo Bay into a sea of flames by pouring in petroleum from industrial areas, equipping the monster Mogurang with an Electro Eye that he uses to capture humans.
1x29 - Electric Monster Kuragedall
October 16, 1971
Shocker seeks humans capable of withstanding 5000 volts of electricity to make a resource of Electric Humans they can use to assassinate important figures, so Kuragedal who can release high-voltage currents is sent to capture people.
1x30 - Revived Fossil, Bloodsucking Trilobite
October 23, 1971
Doctor Shimura's research that can revive ancient lifeforms catches the eye of Shocker, who steal the ancient trilobite ressurected from a fossil and infuse it with the blood of a blood-sucking cyborg, creating the monster Zanbronzo.
1x31 - Deathmatch! Anteater Demon Arigabari
October 30, 1971
Mount Tengu is the test site for the bacteria, “Amazon's Curse,” of Shocker's monster Arigabari, and they attack the young man Izaki who visits the mountain.
1x32 - Cannibalism Flower, Dokudalian
November 6, 1971
The monster Dokudahlian is made from a man-eating flower that's lived for 200 years in the deep forests of New Guinea and he transforms into a florist who emits hypnosis sound waves.
1x33 - Steel Monster, Armadillong
November 13, 1971
Dispatched from Brazil, the monster Armadillong is given the order from the Chief, “Defeat my longtime enemy Rider,” before enacting his plan to destroy gas tanks.
1x34 - Japan in Danger! Gamagiller's Invasion
November 20, 1971
Doctor Origuchi of the Criminal Research Institute looks into Shocker's evil doing, and discovers their plan to split the Japanese islands with a special nuclear weapon.
1x35 - Murderous Ant Queen, Archimedes
November 27, 1971
Shocker's scientists succeed in producing a queen ant cyborg from an ant's egg. The created monster Archimedes attacks a bank with her powerful formic acid.
1x36 - Resurrected Mummy Monster, Egyptus
December 4, 1971
Shocker discovers a monster from the time of ancient Egypt in the pyramids, the mummy Egyptus.
1x37 - Poisonous Gas Monster Trickabuto's G-Plan
December 11, 1971
Shocker's newly developed killer plants are placed in theaters and concert halls as they scheme up the G Strategy to annihilate everyone.
1x38 - Lightning Monster Eiking's World Darkness Plan
December 18, 1971
Captured two years ago, the marine biologist Doctor Seki created the monster Rayking but flees Shocker and is rescued by Ichimonji and the others.
1x39 - Monster Wolf Man's Huge Murder Party
December 25, 1971
Colonel Zol executes his Wolf Strategy to make werewolves with the Wolf Virus. In the midst of this, the young girl Kumiko from the Wakakusa Garden orphanage witnesses one of these experimental wolfmen.
1x40 - Deathmatch! Monster Snowman vs. Two Riders
January 1, 1972
Doctor Reaper of Shocker's Swiss branch takes up a new post in the Japanese division. He makes plans to detonate Kirishima's volcanic belt by digging an underground tunnel between Kirishima and Sakurajima.
1x41 - Magma Monster Ghoster, Decisive Battle at Sakurajima
January 8, 1972
For the construction of a tunnel that connects Sakurajima and Ebi Heights, Doctor Reaper sends in the monster Ghoster.
1x42 - The Devil's Messenger, Mysterious Fly Man
January 15, 1972
Doctor Reaper captures a cold-hearted young man, who doesn't even care about committing a hit-and-run to a young boy, and remodels him into the Fly Man.
1x43 - Mysterious Birdman Pranodon's Attack
January 22, 1972
Emi of the Tachibana Racing Club is taken by Shocker, fitted with a transmitter and controlled by the monster Pranodon's hypnotism radio waves.
1x44 - Graveyard Monster, Kabibinga
January 29, 1972
The monster Moldbinga schemes to cultivate a killer mold that grows from the nourishment of humans and he attacks people in the graveyard near the hideout so he can conduct tests with his killer mold.
1x45 - Monster Namewhale's Gas Explosion Plan
February 5, 1972
Doctor Yajima develops an artificial brain that has the power to amplify the abilities of animals exponentially and keeps it to himself.
1x46 - Showdown!! Snow Mountain Monster Bearconger
February 12, 1972
Shocker plots their “Snow Strategy” to melt all of the snow of Kusatsu Heights and cause a great flood, and makes the physicist Doctor Mikawa manufacture an energy bomb that releases intense heat.
1x47 - The Death-Calling Ice Devil Todogiller
February 19, 1972
The monster Todogiller, who can fire a Freezing Shot that is 300 degrees below zero, freezes humans and Shocker turns them into cyborgs to execute their “Ice Strategy.”
1x48 - Bloodsucking Marshes of Hiruguerilla
February 26, 1972
With the blood-sucking leeches he controls the monster Leechguerilla absorbs the lifeblood of humans, and by injecting a green medicine into them he can change the humans he takes blood from into slaves.
1x49 - Cannibalistic Monster, Isoginchack
March 4, 1972
The old man Nakayama finds a vein of diamonds in the continent of Africa and sends the whereabouts of the vein to his grandchild written on a medal, but Shocker targets the vein as well.
1x50 - Monster Kamestone's Murderous Aurora Program
March 11, 1972
An aurora suddenly appears in the Tokyo skies. The many people who see this look towards it, and one by one they get brought in to hospitals.
1x51 - Stone Monster Unicornos vs. Double Rider Kick
March 18, 1972
Shocker infuses a unicorn brought back from a fossil with the blood of a fiendish man, creating the monster Unicornus. Unicornus turns Goro and others into fossils.
1x52 - My Name is Mysterious Birdman Gilgalass
March 25, 1972
Gilgalass transforms himself into a crow that can speak like a human, and attacks humans with the Dead Man Gas that turns them into homicidal maniacs.
1x53 - Monster Jaguarman's Ready-to-Die Motorbike War
April 1, 1972
Takeshi Hongo has to contend with both a new Shocker commander, Hell's Ambassador, and a plot to create chaos with a new cyborg who can control wild animals.
1x54 - Sea Serpent Man of the Phantom Village
April 8, 1972
Shocker sets up a training camp in a village in the mountains. The monster Sea Snake Man who was trained at the camp uses the sight-warping Prism Eye to execute victims.
1x55 - Cockroach Man!! The Terrifying Bacterial Ad-Balloon
April 15, 1972
Shocker develops a bacteria that ages biological cells. By putting the bacteria into the balls of a bowling alley, they conduct an experiment to rapidly age young people.
1x56 - Amazon's Poison Butterfly Gireera
April 22, 1972
The Shocker monster Gireera schemes to throw capsules packed with a deadly poison powder into Japan's national reservoirs for their “Poison Water Strategy”.
1x57 - Tsuchigumo Man Poisonmondo
April 29, 1972
Hongo's friend Sawada completes a liquid gunpowder that can melt any metal. The Shocker monster Poisonmondo targets this gunpowder.
1x58 - Monster Poison Lizard, Duel in Fear Valley!!
May 6, 1972
Doctor Ootaguro succeeds in developing the “Alpha Liquid,” a life revitalizing drug that can revive a dead organism.
1x59 - The Bottomless Swamp Monster, Earthworm Man!
May 13, 1972
From the only surviving earthworm of the Bikini Islands atomic bomb experiments Shocker creates Earthworm Man.
1x60 - Mysterious Owl Man's Murderous X-Rays
May 20, 1972
The Owl Man begins experimenting with the Murder X-Rays equipped in both of his eyes that can turn living things into bone.
1x61 - Monster Catfishgiller's Electric Hell
May 27, 1972
Doctor Reaper returns to Shocker's Japan branch of Katsugawa Island along with Catfishgiller who he remodeled from an electric catfish.
1x62 - Monster Hedgehoras' Murder Skull Plan
June 3, 1972
With the poison needles all over his body containing a killer virus that can melt humans, the monster Hedgehoras obliterates humans one after another.
1x63 - Monster Rhinogang's Autorace of Death
June 10, 1972
While Hongo and the others are training intensely with their sights set on winning the All Japan Motorcycle Championship, Rhinogang is dispatched from Shocker's Africa division.
1x64 - Monster Cicadaminga's Song to Kill Everyone
June 17, 1972
While catching cicadas, Naoki witnesses a murder by the Shocker monster Cicadaminga. Hongo protects Naoki and Shocker come to attack him, but he chases them back and has a confrontation with Cicadaminga.
1x65 - Monster Dr. Insect and the Shocker School
June 24, 1972
Deceiving them with the slogan, “Come catch Masked Rider and beetles!” Shocker kidnaps children to Mount Takao where Shocker's insect expert Beetlelong organizes a Shocker school and turns them into his pupils.
1x66 - Shocker Graveyard, Revived Monsters
July 1, 1972
The cyborg Longhornkid revives the monsters defeated by Rider to begin the “Devil Festival.” Through sacrifices, energy is given to Zanjio, Jaguarman, Poison Lizard Man, Hedgehoras and Rhinogang to achieve their resurrection.
1x67 - The Shocker Leader Appears! Riders in Danger
July 8, 1972
Hongou discovers an upcoming meeting between important Shocker branch chiefs, but that is not all the Leader has planned.
1x68 - Doctor Shinigami, the True Meaning of Terror?
July 15, 1972
Appearing in Japan once again, Doctor Reaper has a plan to destroy Japan by controlling a meteorite.
1x69 - Monster Gillercricket's Claws of Impending Death
July 28, 1972
The monster Gillercricket has the ability to transform humans he stabs with his poisonous red claws into murderous fiends with their own death claws.
1x70 - Monster Electric-Guitarbotal's Fireball Attack
July 29, 1972
Born from high voltage, the monster Electrifirefly receives orders from Ambassador Hell to steal all of the electricity inside Tokyo.
1x71 - Monster Horseflygomes' Rokkoudai Mountain Pursuit
August 5, 1972
Hongo and Taki receive communication from the FBI saying, “There are clues to Shocker in Kobe,” and so they secretly fly to Kobe in search of Shocker movement.

1x1 - The Mysterious Spider Man

1x2 - The Terrifying Bat Man

1x3 - Monster, Scorpion Man

1x4 - Cannibalism, Sarracenian

1x5 - Monster, Mantis Man

1x6 - Grim Reaper, Chameleon

1x7 - Duel With Grim Reaper Chameleon! World Fair Impression

1x8 - Strangeness! Bee Woman

1x9 - The Terrifying Cobra Man

1x10 - The Revived Cobra Man

1x11 - Bloodsucking Monster, Gebacondor

1x12 - Murder, Yamogelas

1x13 - Tokageron and the Big Monster Army

1x14 - Raid of the Demon Sabotegron

1x15 - Counterattack, Sabotegron

1x16 - Wrestler of the Devil, Pirasaurus

1x17 - Death Match in the Ring: Defeat! Pirasaurus

1x18 - Fossil Man: Hitodanger

1x19 - Monster Kanibubbler Appears in Hokkaido

1x20 - Fire-Breathing Caterpillar Monster: Dokugander

1x21 - Dokugander, Confrontation at Osaka Castle

1x22 - Suspicious Merman Amazonia

1x23 - Sky-Flying Monster Musasabedol

1x24 - Deadly Poison Monster Kinokomolg's Sortie!

1x25 - Defeat Kinokomolg!

1x26 - The Terrifying Antlion

1x27 - Mukadelas Monster Classroom

1x28 - Underground Monster Mogurang

1x29 - Electric Monster Kuragedall

1x30 - Revived Fossil, Bloodsucking Trilobite

1x31 - Deathmatch! Anteater Demon Arigabari

1x32 - Cannibalism Flower, Dokudalian

1x33 - Steel Monster, Armadillong

1x34 - Japan in Danger! Gamagiller's Invasion

1x35 - Murderous Ant Queen, Archimedes

1x36 - Resurrected Mummy Monster, Egyptus

1x37 - Poisonous Gas Monster Trickabuto's G-Plan

1x38 - Lightning Monster Eiking's World Darkness Plan

1x39 - Monster Wolf Man's Huge Murder Party

1x40 - Deathmatch! Monster Snowman vs. Two Riders

1x41 - Magma Monster Ghoster, Decisive Battle at Sakurajima

1x42 - The Devil's Messenger, Mysterious Fly Man

1x43 - Mysterious Birdman Pranodon's Attack

1x44 - Graveyard Monster, Kabibinga

1x45 - Monster Namewhale's Gas Explosion Plan

1x46 - Showdown!! Snow Mountain Monster Bearconger

1x47 - The Death-Calling Ice Devil Todogiller

1x48 - Bloodsucking Marshes of Hiruguerilla

1x49 - Cannibalistic Monster, Isoginchack

1x50 - Monster Kamestone's Murderous Aurora Program

1x51 - Stone Monster Unicornos vs. Double Rider Kick

1x52 - My Name is Mysterious Birdman Gilgalass

1x53 - Monster Jaguarman's Ready-to-Die Motorbike War

1x54 - Sea Serpent Man of the Phantom Village

1x55 - Cockroach Man!! The Terrifying Bacterial Ad-Balloon

1x56 - Amazon's Poison Butterfly Gireera

1x57 - Tsuchigumo Man Poisonmondo

1x58 - Monster Poison Lizard, Duel in Fear Valley!!

1x59 - The Bottomless Swamp Monster, Earthworm Man!

1x60 - Mysterious Owl Man's Murderous X-Rays

1x61 - Monster Catfishgiller's Electric Hell

1x62 - Monster Hedgehoras' Murder Skull Plan

1x63 - Monster Rhinogang's Autorace of Death

1x64 - Monster Cicadaminga's Song to Kill Everyone

1x65 - Monster Dr. Insect and the Shocker School

1x66 - Shocker Graveyard, Revived Monsters

1x67 - The Shocker Leader Appears! Riders in Danger

1x68 - Doctor Shinigami, the True Meaning of Terror?

1x69 - Monster Gillercricket's Claws of Impending Death

1x70 - Monster Electric-Guitarbotal's Fireball Attack

1x71 - Monster Horseflygomes' Rokkoudai Mountain Pursuit

S0: Specials

S1: Kamen Rider

S2: V3

S3: X

S4: Amazon

S5: Stronger

S6: Skyrider

S7: Super-1

S8: Black