L'enseignant Takeshi Yamato (80), tente de mettre en garde ses contemporains contre l'apparition de Kaijûs engendrés par l'énergie minus produite par leurs mauvais côtés mais personne ne prend ses théories au sérieux jusqu'à ce que l'un d'eux, Crescent, apparaisse en ville.

Takeshi Yamato (80) apprend à gérer sa double vie d'enseignant et d'agent d'U.G.M. en s'occupant à la fois d'un de ses élèves qui refuse d'aller en cours et d'un monstre volant qui attaque la ville.

Shinichi is heartbroken after losing his girlfriend to another boy. Will his resentment grow so great, it becomes a monster?

Super is unhappy about his sister's impending marriage. A monster appears, behaving as immaturely as Super.

The Bam Aliens scheme to defeat Ultraman 80 by spiriting him away into four-dimensional space. Can UGM help him return?

Akio believes that he's an alien from another planet, not a human boy. Can Takeshi help Akio understand the truth?

A plane crashes after its engines go silent. UGM investigates, suspecting monster activity.

UGM is investigating a mountain where Takeshi's class is going for a field trip. Legends say a monster is sealed in the mountain...

The head teacher wants to arrange a marriage for Kyoko. Takeshi wants to put a stop to it, but a monster's appearances keep interfering with his plans.

Takeshi's childhood friend Alma visits Earth. She plays pranks on his students, who take her tricks too seriously.

A small monster arrives and is quickly destroyed. However, an innocent-looking shell may cause more damage than realized.

A beautiful young girl joins Takeshi's class. Hiroshi falls in love with her, but where is she really from?

The Caps of other UGM branches are being mysteriously assassinated. And Japan's Cap has been accused of murder!

Chief Itou comes to Japan to join UGM. He seems too good to be true, but puts the officers through harsh training.

Sera, UGM's head of PR, wants to save a baby monster. But the scientist Nakagawa wants to use the monster in his experiments.

UGM investigates the beautiful space artifact, Snow Art. They decipher a warning left by the Ruriya Aliens, but too late.

Takeshi and the UGM officers try to track down a mysterious woman who seems to be able to control monsters. Is she friend or foe?

The rogue star Red Rose is on a collision course with Earth. UGM plans to save Earth by using nuclear weapons to destroy Red Rose in space.

After a spaceship crash, UGM finds the bodies of those aboard drained of blood. And now, the blood-sucking balls are attacking Earth!

UGM suspects an alien of doing devastating attacks on earth's cities, but the alien's true goals may actually be quite different.

An unidentified object causes a solar eclipse. UGM investigates who launched the object, and discovers a lost civilization.

Space amoebas have killed everyone aboard the Space 7. Can UGM prevent the Space 7 and its deadly cargo from reaching Earth?

Aliens invite Earth to join the utopian Galactic Federation. UGM is suspicious of the aliens' offer.

Jun is a UGM trainee, who challenges Emi multiple times. But when an alien attacks, her ambition just might be too much..

Takeshi and Emi accidentally travel to an alternate dimension. Who is the princess that, somehow, looks exactly like Emi?

A deadly fluid kills at random, dissolving human bodies. What is this phenomenon's connection to the advanced Algo Aliens?

A monster egg hatches, and the baby monster imprints on Takeshi. UGM tries to keep the baby safe until it's old enough to fly away.

A crooked village chief hopes to attract tourists to his village with a monster scam. But then the real monster Kiyathi awakens...

A spy seems to be monitoring UGM's movements. Is the culprit one of the reporters who works with Sera?

Mariko's sick mother loves flowers. When a strange seed lands in Mariko's garden, she tries to make it grow.

Strange accidents begin to occur in the Pacific Ocean. Will Akira's father make it home?

A hospital reports a monster sighing to UGM. But when UGM arrives on the scene, the monster is nowhere to be found.

Osamu buys a strange fish on his way back from the beach. He puts it in his saltwater tank at home, and it begins to grow...

Every 99 years, the dragon gem must be polished at the Dragon God Festival. But this time, strange forces work to steal the gem.

UGM is on high alert, due to an inversion that causes mirages. But the monster Guwaganda attacks, fueled by a young boy's anger.

Children who won a contest get to tour UGM. Baltan appears to exploit the jealousy of a boy who didn't win.

No one believes Futoshi's father really saw a monster. Does a monster really lurk near Nakatsudai?

Some kids find a UFO. One of them swallows it, and then transforms into a monster.

The sumo spirit Sumo Boy has appeared, wishing only to wrestle. But if angered, he becomes the monster Jihibikirun!

Saitou's beloved remote controlled Zero Fighter plane goes missing. Is finding it worth an encounter with the monster Balebadon?

Two men seek a treasure buried beneath an ancient statue of Kannon. Why does young Nobuo hear Kannon calling out to him?

UGM investigates a spaceship crash and recovers a beautiful young woman with amnesia. Why do the Rattler Aliens pursue her?

A biker gang assaults a young boy who loves Ultraseven. Now, Ultraseven appears to torment the bikers.

Masaya tries to hoax his friends with fake UFO photos. Or is he just a pawn of the Baltan Alien?

Children on a ski trip find a magic jar. The jar contains the genie Mahjin, who grants every wish!

Tadashi throws away his baseball glove after he loses a game. Does the glove resent Tadashi?

The Marathon Kid comes down from the mountains to race. But when he grows angry, he becomes the monster Idatenrun!

Two monsters work together to overwhelm Ultraman 80. Can Yullian transform and save him?

Cap wants UGM to defeat the monster Margodon on its own. Can UGM succeed without Ultraman 80's help?