Synopsis: A massive meteor falls into the sea off the Aoe Peninsula, causing strange phenomena to occur throughout the surrounding region. As Umino and his team from the Ocean Development Center begin their investigation, the kaiju Dorigon emerges from the ocean. Young geologist Daisuke Misaki, armed with the Fire Stick, transforms into Fireman to confront the threat.
2. The Weapon Is Science: S・A・F
Synopsis: The appearance of the kaiju brings together Umino, aerospace engineer Mizushima, and Daisuke Misaki. While conducting late-night geological research, Misaki notices an unusual flame erupting near his campfire. Meanwhile, Dorigon vanishes, and the kaiju Dorigorus comes ashore in search of its missing counterpart.
Synopsis: A spaceship belonging to the Alien Meteor crashes into the ocean after colliding with the meteor. In their attempts to repair the vessel, the aliens steal manganese but fail to extract it successfully. This failure inadvertently causes the egg of Stegorus, which was trapped within mineral deposits, to hatch. The creature transforms into the sword-tailed dinosaur SteStegorusolas.
Kaiju: Alien Meteor, Stegorus
Synopsis: The Alien Meteor use Stegorus as a pawn to launch attacks on SAF Headquarters and other locations around the world. To make matters worse, they disguise themselves as humans to blend into Earth’s population. Fireman attempts to save Stegorus by restoring it to its original state, but the task proves immensely challenging.
Kaiju: Alien Meteor, Stegorus
5. The Boy who Fell into the Jurassic Era
Synopsis: One day, a boy playing outdoors falls into a deep hole that leads to an underground world resembling the Jurassic era. SAF dispatches their subterranean rescue vehicle to save him, but they encounter the lurking kaiju Jurasaurus in the process.
Kaiju: Jurasaurus
6. The Secret of Planet Gomerus
Synopsis: The rogue Planet Gomerus approaches Earth, triggering natural disasters across the globe. Scientists predict that if Gomeros continues on its trajectory, it will become a satellite orbiting Earth, much like the Moon. In response, SAF's Dr. Muzushima and Chiba, along with Dr. Takehara, embark on a mission aboard the spacecraft Maringon to alter Gomeros’ orbit using a rocket. However, they soon discover that Gomeros is not just a planet—it is a living celestial body...
Kaiju: Planet Gomerus, Spacer
7. The Dreadful Space Bacteria
Synopsis: A fungal organism, found clinging to a recovered satellite, is brought into a laboratory for study. However, the scientists, captivated by their research, ignore the risks posed by the extraterrestrial lifeform and secretly begin cultivating it. The organism grows into the gigantic mushroom kaiju, Kinokurages.
Kaiju: Kinokurages
Synopsis: Micro Monsters, a type of plankton, become popular pets among children. However, one of these creatures unexpectedly transforms into the kaiju Kumagorus. Misaki, moved by the shock and sorrow of Takashi, the young owner, confronts Kumagorus to resolve the situation.
Kaiju: Kumagorus
9. A Challenge from the Deep Sea
Synopsis: The eruption of an undersea volcano awakens the carnivorous dinosaur kaiju Nerogiras. Dr. Tadokoro’s SR-class deep-sea exploration vessel is sent to investigate but goes missing. Misaki analyzes Nerogiras’ behavior and devises a plan to lure the creature into a minefield using sound broadcasted through speakers.
Kaiju: Rodoguros, Nerogiras, Stegorus II, Gudon
10. The Iron Monster that Attacked Tokyo
Synopsis: The Energy Research Center begins transmitting mysterious signals into space. When Dr. Umino and Mizushima investigate, they discover that the center has been taken over by the Alien Baranda. Meanwhile, a boy named Yoshio finds a strange capsule, which turns out to be a component of the invasion robot Baranda V.
Kaiju: Alien Baranda, Baranda V
11. Resurrecting the Rock Monster
Synopsis: Photographer Takeshi Kana witnesses an astonishing sight: water from a lake flowing backward toward the mountains. The phenomenon is caused by a strengthening agent, used to prevent landslides, spilling into the lake and altering its properties. This change revives the armored dinosaur Scoradon, which had been dormant within the surrounding rocks!
Kaiju: Scoradon
12. Earth is the Robot's Graveyard
Synopsis: During the war, Mizushima's father, also Dr. Mizushima, was imprisoned on a remote island and forced to conduct research. Now, he has fallen under the control of the Alien Barog, creating robotic dinosaurs like Tyrasaurus and human-like robots. The Barog aliens plan to replace all humans on Earth with robots.
Kaiju: Tyrasaurus, Alien Barog
13. Fear of the Dragon God Swamp
Synopsis: A mysterious flying object appears above Dragon God Swamp and drops two trunks. Inside are a capsule containing the space kaiju Dorango and a control device. These are tools of the Alien Tran, who aim to wreak havoc on Earth. However, the control device ends up in the hands of a young boy.
Kaiju: Alien Tran, Dorango
14. Run Through the Devil's Sea
Synopsis: A series of shipwrecks occurs in the southern seas. SAF’s Sea Marine sets out to investigate but nearly gets crushed by a massive iceberg. Though they narrowly escape, they soon encounter the kaiju Tyrannodon. Forced from its habitat due to sudden environmental changes, Tyrannodon begins heading toward Japan.
Kaiju: Tyrannodon
Synopsis: Sokichi, who possesses precognitive abilities, and his son Ichiro, who dreams of a distant past, are descendants of the Alien Velder who arrived on Earth centuries ago. Having assimilated into human society, they lost all memory of their origins. However, under the influence of commands from Planet Velder, they revive Lanosaurus, a prehistoric creature that had been frozen for millennia.
Kaiju: Lanosaurus, Tyrasaurus II, Alien Velder
Synopsis: The Alien Atla devise a plan to steal Fireman’s transformation device, the Fire Stick. They send the kaiju Long Neck to lure SAF into a trap. Manipulating a lonely girl named Jun, they brainwash her and use her to attack Misaki with a paralyzer beam.
Kaiju: Alien Atla, Long Neck
17. Fireman Disappeared into the Magma
Synopsis: At an erupting volcano, Misaki meets Masao, a boy searching for his missing father. From the crater emerges the mighty kaiju King Zaura. Misaki transforms into Fireman to fight, but all of Fireman’s attacks prove ineffective against Kingzaura, and he is defeated.
Kaiju: Alien Sulpher, King Zaura
Synopsis: After Fireman’s defeat, Masao and his companions are captured by the invading Alien Sulpher. The elder of the underground kingdom of Avan grants Fireman a new, ultimate weapon. Armed with this, Fireman challenges King Zaura and the Alien Sulpher once more.
Kaiju: Alien Sulpher, King Zaura
19. The Space Monster vs. The Primeval Monster
Synopsis: Kenta, a young boy, stumbles upon a small capsule in the forest. Inside, he finds the space kaiju MukuMuku in a dormant state. Under Earth's gravity, MukuMuku grows to an enormous size but forms a bond with Kenta, who regularly brings it food. Their peaceful days are soon disrupted by the sudden appearance of the primordial kaiju, Makunosaurus.
Kaiju: MukuMuku, Makunosaurus
20. The Gagango Monster's Storm
Synopsis: The Alien Gagango, sent as the vanguard for Earth’s invasion, transform Jiro, a boy’s beloved dog, into the giant kaiju Gagango. Fireman attempts to fight Gagango but is rendered helpless by the kaiju’s hurricane-like sneezes, with winds reaching 300 meters per second.
Kaiju: Alien Gagango, Gagango
21. Messengers of Murder, Dekon and Bokon
Synopsis: Decon and Bocon, aliens from the third planet of the Denpa Nebula, have the unique ability to merge into the two-headed monster Double God using a specialized fusion device. However, their clumsy nature causes them to lose the device, sending the frantic duo on a desperate quest to retrieve it.
Kaiju: Double God
22. They're Here! Transforming Aliens
Synopsis: A group of Alien Prima arrives on Earth to steal cultural artifacts, only to discover that Earth's environment accelerates their aging. In desperation to escape, they demand SAF hand over the Marinegon ship. When negotiations fail, they combine to form the rampaging Destrosaurus. Kaiju: Destrosaurus, Alien Prima
23. Kill Fireman!
Synopsis: Exiled due to a bomb test that destroyed their home planet, the Alien Green set their sights on Earth as a new haven. Holding local children hostage, they corner Misaki until the SAF commander intervenes. Transforming into Fireman, Misaki takes on Green Giller, the aliens' monstrous enforcer.
Kaiju: Alien Green, Green Giller
24. The Harmonica Crying in the Night
Synopsis: On Dream Island, Misaki befriends a boy named Ken, who is searching for a broken harmonica discarded by his mother. The harmonica has transformed into the sonic monster Harmonigan, fueled by hatred for humanity’s rampant waste. At night, it unleashes devastating earthquakes in revenge.
Kaiju: Harmonigan
25. The Alien with no Home Planet
Synopsis: A spherical spaceship crashes after being intercepted by the SAF, forcing its pilot, an Alien Virenus being, to flee into the mountains. Following orders from its homeworld, the alien attempts to transform into a monster but misplaces the collar-shaped transformation device, complicating its mission.
Kaiju: Alien Virenus
26. The Secret of the Mountain Shining in the Evening Sun
Synopsis: Visiting Chiba in his peaceful hometown during vacation, Misaki enjoys the tranquil beauty of nature. However, deep within the mountains, the ancient monster Gadorasaurus awakens from its 10,000-year slumber, threatening the serenity with its revival.
Kaiju: Gadorasaurus
27. The Space Leader that Manipulates Corpses
Synopsis: A seemingly missing rocket crewman attempts to plant a bomb in SAF’s main computer system. The culprit is revealed to be under the control of Black Satan, a dark star invader who unleashes the monster Blacker as part of a grand Earth invasion plan.
Kaiju: Blacker, Black Satan
28. The Boy Who Came from Planet Argon
Synopsis: A boy from the planet Argon, named Emusa, arrives in Takai Village with the egg of the gentle monster Bemutan. Rescued by an elderly villager, Rokusuke, the boy settles there. However, when a violent underground beast surfaces, Emusa bonds with Bemutan to defend his new home.
Kaiju: Alien Emusa, Bemutan, Devilsaurus, Bemusa King
29. Don't Shoot! Even Though He's a Monster, He's Still My Friend
Synopsis: Minoru, a boy aspiring to join SAF, is tasked by Umino to care for a lab rat. However, the rat is devoured by Spegz Jr., the offspring of the space monster Spegz, which soon emerges on Earth. As its rampage disrupts lives, humanity braces for the chaos.
30. Fireman Disappears into Space
Kaiju: The hostile Shark-24 alien race sends the space monster Dark Mander to invade Earth, accompanied by Object X, which launches devastating missiles as it approaches the planet. Despite being drained of energy, Fireman faces off against Dark Mander and Object X in a desperate battle to save Earth.
Kaiju: Dark Mander, Object X