Synopsis: In the 1980s, the Invaders approach earth, as predicted by Dr. Mitarai. Mysterious tornadoes begin to strike Japan. Kyotaro Kagami, a photojournalist, is investigating one of the sites when he is nearly killed but saved by a mirror. When he tells Dr. Mitarai, the man who raised him, he is informed that he is not human: his father was from the Second Dimension. Kyotaro must confront this fact and decide whether to accept his identity and defend the earth as Mirrorman or not.
Kaiju: Iron
2. The Invaders Are Next Door DEATH
Synopsis: TBA
Kaiju: Kitty Fire
Synopsis: When a train carrying Professor Maeda and his wife, two scientists integral to the development of weapons to counter the Invaders, SGM begins to investigate.
Kaiju: Darkron
4. Terror of the Cobalt 60 DEATH
Synopsis:
Kaiju: Multi
5. Monster Bird Inbera Appears! DEATH DISMEMBERMENT
Synopsis:
Kaiju: Inbera
Synopsis: One of the Invaders takes possession of a professional sniper's body and uses his skills to try to hunt Kyotaro down. Kyotaro is told by Dr. Mitarai that he must stay out of danger, but struggles to accept this.
Kaiju: Kitty Fire
7. Obliterate! Operation: Human Body Invasion VIOLENCE
Synopsis: A man is going boating when a UFO appears. He is mysteriously wrecked, but survives. However, his personality is changed, and it is discovered that he is being controlled by an Invader.
Kaiju: Gold Satan
8. Revenge of the Steel Dragon Iron
Synopsis: Kyotaro begins to telepathically receive messages from his long-missing mother, but this may simply be another Invader plot.
Kaiju: Iron II
9. Multi Appears Riding Upon a Kite DISMEMBERMENT
Synopsis: Bombings begin to occur around Japan. Professor Mitarai is called to a meeting, but it turns out to be an Invader trap and he and Yuki are captured and left in a sealed tunnel. SGM and Kyotaro must figure out the Invader plot while trying to rescue their comrades before they are killed.
Kaiju: Multi II
10. The Town Where Time Stopped DEATH VIOLENCE
Synopsis: When a mysterious green bubble appears over Namioka City, SGM begins to investigate. They discover that Yuki's brother, Hino, may be behind this Invader plot. Kyotaro must discover how to penetrate the time barrier to save the city.
Kaiju: Gravity Machine
11. Shoot the Flame Monster, Zailas! DISMEMBERMENT
Synopsis: The military shoots down an Invader UFO. Dr. Mitarai arms Chief with the new Sol-Gun as he goes to investigate. On site, he and Fujimoto discover a box left by the Invaders. They retrieve it, but are attacked. Murakami, however, refuses to use the Sol-Gun, and they are very nearly killed before being rescued by Kyotaro. What are the Invaders plotting, and why won't Murakami shoot?
Kaiju: Zailas
12. Here It Is! The Silver Cross
Synopsis: When a mysterious woman, Rose, starts stealing diamonds, Kyotaro suspects she may be connected to the Invaders.
Kaiju: Gold Satan
13. The Flute Playing Witch DEATH
Synopsis: Kyotaro suspects a mysterious woman playing a flute of being an Invader. He reports her to SGM and also asks to join, but Dr. Mitarai refuses to allow him to become a member. SGM and Kyotaro begin to investigate separately, while Kyotaro struggles to accept Mitarai's verdict.
Kaiju: Noah
14. Defeat King Zaiger! BLOOD DEATH (offscreen)
Synopsis: Kyotaro receives a message from his father that the Invaders are sending a monster he will be unable to defeat on his own, King Zaiger, but he decides to face it himself anyway.
Kaiju: King Zaiger
15. The Mysterious Monster Screen DEATH
Synopsis: When a boy sees a kaiju in the valley, his mother and Ichiro disbelieve him. He attempts to contact SGM anyway. However, he continues seeing the kaiju and other monsters in places where SGM detects nothing. Kyotaro wishes to believe him, but cannot verify his reports.
Kaiju: Jabala, Zailas, Iron, Kitty Fire
16. Chase Kinder: The Doll Monster! DEATH VIOLENCE DISMEMBERMENT
Synopsis: Dr. Hasunuma has been working on the Catcher A-1, a weapon that will be able to immobilize Invader spaceships. The project is moving into the testing phase and he is about to send the data to the SGM headquarters. However, his home is attacked and his work stolen, while a mysterious doll makes its way into SGM's Japanese base.
Kaiju: Kinder
17. Mirrorman Entrapped DEATH BLOOD
Synopsis: The Invaders frame Kyotaro for murder to render him incapable of stopping their plot to destroy Japan with radiation by blowing up a nuclear ship.
Kaiju: Chamelegon
18. Dinosaur Aroza Rises From the Dead BLOOD
Synopsis: Kyotaro is beaten by the dinosaur Aroza and loses heart. Meanwhile, SGM determines that the Invaders are targeting one of their key defense centers. However, Kyotaro is too shaken to feel ready to transform, and his pendant is silent when he asks for help.
Kaiju: Aroza
Synopsis: When the Invaders launch a missile towards earth, SGM discovers that the target is their HQ. At the same time, the Invaders have planted a monster among them.
Kaiju: Big Eye
20. Bodyguard from the Deep DEATH
Synopsis: Ships begin to be sunk along a specific location in the sea. While SGM investigates, Kyotaro is on scene to report on the matter. He discovers a monster, which is determined to be a specimen of the previously thought to be extinct Sphenodon, but is told to stay out of the matter by a reckless man who seems to have some connection to it.
21. Terror of Taigan: The Liquid Monster ANIMAL DEATH
Synopsis: SGM has created a new satellite system for tracking and fighting Invader spacecraft. They destroy one, but discover a strange empty capsule at the crash location: a zoo from which animals have been vanishing.
Kaiju: Taigan
22. Death Duel with King Wonder: The Moon Monster
Synopsis: A letter reaches Kyotaro's reporting agency from a boy dying from heart disease who believes that Mirrorman can save him by bringing him a rock from the moon. Meanwhile, the Invaders have sent a monster to attack the Earth Defense Force's moon base. Dr. Mitarai, however, doubts whether Mirrorman would be able to fight on the moon.
Kaiju: King Wonder
23. Attack of Androsaurus: The Saturn Monster!
Synopsis: The Invaders steal Androsaurus' egg and bring it to earth in order to make her see humanity as her enemy and destroy them.
Kaiju: Androsaurus
24. Challenge Coldon: The Capsule Freezing Monster!
Synopsis:
Kaiju: Coldon
25. The Monster That Dwells in the Fairy
Synopsis:
Kaiju: Mothgojira, Haebun, Gokibura, Dustpan
Synopsis:
Kaiju: Snake King, Harigojira
Synopsis:
Kaiju: Harigojira
Synopsis:
Kaiju: Killergon
Synopsis:
Kaiju: Gorgosaurus, Mayasaurus
30. Relief Operation
Synopsis:
Kaiju: Mayasaurus
31. Lightning Trick
Synopsis:
Kaiju: Arigeida
32. Watery Death
Synopsis:
Kaiju: Sea Killersaurus
33. Ocean Floor Base
Synopsis:
Kaiju: Pair-Mons King
34. SGM vs Mirrorman
Synopsis:
Kaiju: Smoke Ness, Mogura King
Synopsis:
Kaiju: Mogura King
Synopsis:
Kaiju: Pair-Mons King β, Gorgosaurus β, Mayasaurus β, Halley Jack, Androsaurus II, Androsaurus Jr.
Synopsis:
Kaiju: Mayasaurus β, Halley Jack, Androsaurus II, Androsaurus Jr.
Synopsis:
Kaiju: Magmagon
Synopsis:
Kaiju: Zangani
Synopsis:
Kaiju: Shadow Mons
41. Mystery From Another Dimension
Synopsis: TBA
Kaiju: Teroringa
42. A Tiny Invader
Synopsis:
Kaiju: Invesaurus
Synopsis:
Kaiju: Ghost
44. Rescue From Evil
Synopsis: TBA
Kaiju: Boasaurus
45. The Boy And The Black Monster
Synopsis: TBA
Kaiju: Black Gon
46. The City Of Dead
Synopsis: Kyotaro meets a girl who is an Invader but decided to join the humans instead. Can he protect her life?
Synopsis: The members of a development group for a new weapon are murdered, and Yuki is captured and held hostage by the Invaders.
Kaiju: Giranda
Synopsis: The Invaders' red spaceship had come to kidnap the Earth's important scientists. It had visited the Earth twice and had led two scientists away to their dark nebula. This time their target is General Higuchi, who was known as a hawk in the Self-Defense Force, and Mirrorman.
Kaiju: Boasaurus II
49. A Strike of Fury
Synopsis: SGM is nervous because of the invaders' intense attacks. Aiko visits SGM to meet her brother Yasuda, but the Invaders brainwash her to murder Kyotaro.
Kaiju: Iezu
50. Earth's Last Day
Synopsis: As a drastic solution to prevent the Earth's forces from stopping them, the Invaders plan to send Planet X on a collision course with Earth to destroy it.
Kaiju: Electricsaurus
Synopsis: Humans have only five days till the earth's last day. Kyotaro and Asako are attacked by a monster.
Kaiju: Dead King, Electricsaurus