Season 1
51 episodes · Feb 28, 1987
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S1E1The Mysterious, Beautiful Runaway
Feb 28, 198720mFive youths begin their battle against the underground forces of Tube as Maskman after they begin a war with the surface with the abduction of the mysterious Mio.
S1E2Strange! The Dark Underground Castle
Mar 7, 198720mTakeru abandons Commander Sugata's Aura Power training when he receives a message from Mio about her survival and current whereabouts as Tube prepares to punish her.
S1E3The First Step into the Unknown
Mar 14, 198720mAs Emperor Zeba plunges the world into eternal darkness, the Maskman must complete their Aura Power training, even as Prince Igum decides to face Takeru for the shame Mio has brought him.
S1E4Burn! F1 Spirits!
Mar 21, 198720mThe Maskman must save a boy and his father trapped within a tunnel transformed by Oyoboo into an endless Medius tunnel.
S1E5The Small Swordsman, Blue
Mar 28, 198720mAkira's teammates become frustrated with his childish behavior, and he tries to prove himself as Skull Doggler and Fumin start swapping people's faces.
S1E6The God Hand of Dreams
Apr 4, 198720mWhile investigating a series of unusual earthquakes in Otaki, Takeru meets a boy who believes he possesses a legendary martial arts move.
S1E7Explode! Kenta's Love
Apr 11, 198720mKenta encounters a girl who likes him, inspiring Baraba to use a Doggler to sabotage his new love.
S1E8Burn! The Flower's Sword
Apr 18, 198720mIgum uses a special flower to lure out Akira and Momoko to save their teammates after the other Maskman become frozen by a Doggler.
S1E9Combine! Aura of Life
Apr 25, 198720mTakeru unexpectedly summons an alien child to Earth with his Aura, which interferes with Baraba's scheme to cut off the planet's electricity.
S1E10Igam vs. Takeru
May 2, 198720mIgum challenges Takeru to his family's ceremonial Death Ring match, a cage showdown where only one of them will leave the battle alive!
S1E11The Refugee From Underground
May 9, 198720mKenta pursues a former ninja from underground who has abducted a crown associated with the truth behind Emperor Zeba.
S1E12A Challenge! The Pride of a Shinobi
May 16, 198720mHaruka is forced to join in a showdown between Fumin and Oyoboo to defeat a ninja Doggler that can grant the ultimate shinobi power
S1E13Chase the Idol!
May 23, 198720mKenta investigates an idol with a reporter when he discovers she may be part of a plot to create a stronger army of Ungler Soldiers for Tube.
S1E14The Great Escape to the Blue Sky!
May 30, 198720mAkira is dragged underground into a city where he meets children of Tube's empire who only dream of the surface and the sky.
S1E15Farewell, Dear Flower!
Jun 6, 198720mA flower cared for by Momoko becomes the key to stopping a Doggler's deadly flower that kills as it sprouts.
S1E16Deadly! Blazing Baraba
Jun 13, 198720mKenta must fight alone against Baraba after the Tube general steals the Aura from his teammates to strengthen his powers.
S1E17Smash it! The Hellish Labyrinth
Jun 20, 198720mTakeru is lured by Igum into a building transformed into a maze by a Doggler to confuse and wear him down.
S1E18The Dear Bloodsucking Doll!
Jun 27, 198720mHaruka gives a doll she formerly owned to a girl who desires it, unknowing of the Doggler hiding within threatening to kill her.
S1E19Apparition! Anagumas
Jul 4, 198720mAnagmas uses his magic to enhance the Tube forces while making Akira lose his memories during a sneak attack.
S1E20A Trap! The Sinking Giant Robo
Jul 11, 198720mMomoko's pride as a kenpo teacher is tested by a powerful opponent set up by Anagmas as part of a scheme to defeat Maskman and Great Five.
S1E21The Black Shadow of the Misty Valley
Jul 18, 198720mWith Great Five buried underground, Sugata decides to investigate a rival mecha that has gained infamy for killing its creator.
S1E22The Winds and Clouds of an Aura Storm!
Jul 25, 198720mWith Galaxy Robo in their hands, the Maskman head forth to save Great Five, unknowing of the difficulties of doing so and an unknown key to fully activate their new mecha.
S1E23Mio Who Has Become a Demon
Aug 1, 198720mA Doggler transforms a woman into a fake, evil Mio to lure Takeru into a Tube trap.
S1E24The Grotto of the Boy Monster
Aug 8, 198720mThe Maskman are summoned to Inasa where a boy is mutated into a monster by a Doggler as a city friend comes to visit.
S1E25Akira's Lover!?
Aug 15, 198720mAkira enters a martial arts tournament unknowingly controlled by Tube due to a letter he has received from an unexpected writer.
S1E26Lives That Disappeared on Hot Sand!
Aug 22, 198720mKenta encounters a sorrowful girl who is actually a creature working to empower a Doggler while trying to preserve her own short life.
S1E27Thief Knight Kiros!
Aug 29, 198720mThief Knight Kiros, a lone wolf of the underground, takes on the Maskman in hopes of defeating them and winning Princess Iaul for himself.
S1E28Mio is Princess Ial!?
Sep 5, 198720mAn assault by Kiros draws Takeru away from research for Shot Bomber's replacement, where he finds out the truth about Mio and her current fate.
S1E29The New Lethal Weapon of Friendship
Sep 12, 198720mThe Maskman rush to face a Doggler while their new cannon remains incomplete against the warnings of their head engineer, who has personal ties with their enemy.
S1E30Mama!! Baraba's Scream!
Sep 19, 198720mAkira decides to help Baraba's mother reach her son when he decides to partake in a trial to gain the legendary sword of the underground.
S1E31It Appears! The Guardian Deity Igam Dragon
Sep 26, 198720mIgum attempts to gain the assistance of his family's guardian to increase his power, while Haruka has a crisis in the sudden loss of her own abilities.
S1E32Oyobu's Lethal Dash
Oct 3, 198720mKenta discovers a derelict car of a racing friend he decides to use to cheer him up, even while being chased by Oyoboo for accidentally obtaining a part of Baraba's latest plot.
S1E33Takeru!! Severe their Love!
Oct 10, 198720mTakeru encounters an underground girl who wants to help him even though she has sworn her love to Kiros.
S1E34The Love and Murderous Intentive Blues
Oct 17, 198720mA Doggler takes a human form in order to pursue love with Momoko, under the condition he destroys the Maskman in three days!
S1E35The Mystery of Zeba! The Forbidden Tomb
Oct 24, 198720mKiros opens a sealed tomb revealing a powerful Doggler that may be associated with Zeba's greatest secret.
S1E36Elimination! The Destructive Twin Girls
Oct 31, 198720mIgum uses a Doggler to turn twin sisters into a combined menace as they destroy while trying to reunite with one another.
S1E37Soldiers Who Bet on Their Dreams
Nov 7, 198720mKiros uses a Doggler to remove Kenta's courage, forcing a boy he protected to help him rediscover his dreams to regain it.
S1E38The Time to Erase Takeru
Nov 14, 198720mIgum devises a plan to go back in time and kill Takeru when he's little, thereby creating a time paradox. The Maskman must stop this plan, while getting to see how Takeru is like when he is a kid.
S1E39Revival! The Mysterious X1 Mask
Nov 21, 198720mWhen a sixth Maskman saves the team from an attack, Takeru investigates to find out why he vanished from their battle with Tube.
S1E40Resurrect! The Lovely Melody
Nov 28, 198720mA famous pianist returning to Japan is suddenly targeted by Tube due to a unknown connection with them and her mysterious benefactor.
S1E41Female Thieves Haruka & Momoko
Dec 5, 198720mKiros uses a Doggler to transform Haruka and Momoko into evil female thieves stealing wealth to give to Iaul.
S1E42Fly! The Poem of a Timid Boy
Dec 12, 198720mA cowardly boy gains super-strength to defend himself after eating a cave mushroom Baraba wished to harvest for himself.
S1E43Akira Loses His Eyesight! The Mysterious Spell
Dec 19, 198720mDuring a revenge attack by Kiros for stopping his previous research, Akira begins to hear a strange chant from underground that makes his eyes go blind.
S1E44Transform! Underground Empire Swordsman Akira
Dec 26, 198720mThe underground refugees complete a ritual in an attempt to awaken a great hero, but instead awaken a Doggler of the Igum clan who rewards its power to a surprising warrior...
S1E45Prince Igam! You're a Woman!
Jan 9, 198820mThe Maskman discover the truth behind why Akira was transformed into the Underground Knight Unas as they fight to get him back from Igum's control.
S1E46Counterattack! The Bloody Pond's Secret
Jan 16, 198820mIgum's teacher guides her to a pond where Lethal Doggler was born to gain its power, only to learn a surprising revelation regarding what lies within.
S1E47The Night Prior to the Attack! The Dance of Death
Jan 23, 198820mA dance student of Haruka is abducted to take part in Tube's ceremony to summon victory in their final war on the surface.
S1E48Baraba! Death by Treachery
Jan 30, 198820mWith no more chances left in Tube, Baraba joins with Kiros to abduct the frozen Iaul in a final chance to defeat Takeru.
S1E49The Revived Princess Ial
Feb 6, 198820mWith Kiros possessing Iaul's frozen body, Takeru and Igum both try to get her back in order to control her ultimate fate before the thief knight can thaw her out.
S1E50Zeba! His Hair-Raising Secret Identity
Feb 13, 198820mIaul and the Maskman obtain a ball that reveals the truth behind Emperor Zeba, even as he begins his final plan to raise the Underground Castle and cover the world in darkness.
S1E51The Great Destruction of the Underground Empire Castle!
Feb 20, 198820mAs Zeba finally unleashes eternal darkness upon the world, the Maskman must work with the twins of the Igum royal family and complete the restoration of light upon two realms.