E1 - Raijin-Oh Arrives

Aired: April 03, 1991

Eldran piloting the mecha Raijin-Oh crash lands into Hinobori's elementary school. With the last of his powers, Eldran saves the ones in the school at the moment: class 3 of the 5th grade. He entrust them with Raijin-Oh and the duties to protect the Earth, while Eldran goes into hibernation to recover his powers.

E2 - We Are the Earth Defense Class

Aired: April 10, 1991

Class 5-3 gets a visit from the army, demanding to hand over Raijin-Oh. The arguing is interruped when Jaku Beast Dustoron is running loose in the city. After finding out that only Class 5-3 can operate Raijin-Oh, the army has no choice but leave Class 5-3 alone.

E3 - Tests Are a Huge Annoyance!?

Aired: April 17, 1991

The entire Class 5-3 average match score of the last test is far below the rest of the other classes and needs to do a retest. Asuka, Kouji, Maria and Tsutomu are assigned to help Jin with his studies as his test score is zero. Jin tries to run away, but in the end can't escape. The next day, right before the retest, Jaku Beast Testora appears and Class 5-3 needs to sortie. After defeating the Jaku Beast, Class 5-3 does the retest much to the dismay of Jin. A couple of days later the tests are graded and Jin has 80 points.

E4 - Protect the Field of Flowers!

Aired: April 24, 1991

During an excursion, the boys of class 5-3 gets into a fight with the boys from the local. Meanwhile Kouji meets a girl called Kozue, who explains that the locals are angry that more and more trees are being cut for the expansion of the park for tourists. The next day, Class 5-3 hears that Onoboori mountain (the place they went yesterday) became treeless and a Jaku Beast is attacking. Still remembering the fight, Jin is reluctant to sortie. Kouji insist, saying it's their duty as the defenders of Earth and manage to convince everyone including Jin. With the help of the locals Raijin-Oh manage to defeat the Jaku Beast.

E5 - Decision! Unrivaled Dragon Tail

Aired: May 01, 1991

E6 - Survive the Traffic War!

Aired: May 08, 1991

E7 - Taking Care of Drunkard

Aired: May 15, 1991

E8 - Absolute Union of Friendship!

Aired: May 22, 1991

E9 - Blowing Away Moldy Feelings

Aired: May 29, 1991

E10 - The Town Where Gasoline Vanished

Aired: June 05, 1991

E11 - Cookie's Nightmare

Aired: June 12, 1991

E12 - The Pool is Too Hot

Aired: June 19, 1991

E13 - Get Back the Baby!!

Aired: June 26, 1991

E14 - Final Match! Baseball

Aired: July 03, 1991

E15 - Fly at Mach 9!

Aired: July 10, 1991

E16 - Crash Course in Returning the Shot!

Aired: July 17, 1991

E17 - Teacher is a Jaaku Beast!?

Aired: July 24, 1991

E18 - Presentation! Earth Defense Class' Secrets

Aired: July 31, 1991

E19 - Seaside School is in Chaos!!

Aired: August 07, 1991

E20 - Maria has Disappeared!

Aired: August 14, 1991

E21 - The Enemy is Raijin-Oh!?

Aired: August 21, 1991

E22 - Departure! The Invincible Warrior

Aired: August 28, 1991

E23 - Come Forth! Absolutely Invincible Union!!

Aired: September 04, 1991

E24 - Dog/Cat Panic Plan!

Aired: September 11, 1991

E25 - Getting the Scoop!!

Aired: September 18, 1991

E26 - Great African Battle!

Aired: September 25, 1991

E27 - Defeat the Earthquake

Aired: October 02, 1991

E28 - Garuma's Competition of Fear!!

Aired: October 09, 1991

E29 - Appear! Super Jaaku Beast

Aired: October 16, 1991

E30 - Jaaku beast is a Friend?

Aired: October 23, 1991

E31 - Fierce Battle! Channel War

Aired: October 30, 1991

E32 - Adventure in the Haunted House

Aired: November 06, 1991

E33 - Terror! Dancing Jaaku Beast

Aired: November 13, 1991

E34 - Skiing is Too Cold

Aired: November 20, 1991

E35 - Vanished Commander

Aired: November 27, 1991

E36 - Jaaku Beast is an Ally of Justice!?

Aired: December 04, 1991

E37 - Graffiti Revolt

Aired: December 11, 1991

E38 - Psychic Jin

Aired: December 18, 1991

E39 - The Celebration is a Troubling Thing

Aired: December 25, 1991

E40 - Belzeb's Great Approach

Aired: January 01, 1992

E41 - Kidnapping of the Absolutely Invincible

Aired: January 08, 1992

E42 - Protect the Secret of the School!

Aired: January 15, 1992

E43 - Super Giant Reiko Appears!

Aired: January 22, 1992

E44 - Decisive Micro-Battle!

Aired: January 29, 1992

E45 - Broadcast! Earth Defense Class Facts!!

Aired: February 05, 1992

E46 - Taida Becomes an Earthling

Aired: February 12, 1992

E47 - Adult to Child Chaos!?

Aired: February 19, 1992

E48 - Transformation! Black Taida

Aired: February 26, 1992

E49 - Appear! Jaaku Empire

Aired: March 04, 1992

E50 - Defeat Emperor Warza!

Aired: March 11, 1992

E51 - Our Dreams are Absolutely Invincible!

Aired: March 18, 1992