E1 - Raijin-Oh Arrives
!Apr 3, 1991 - 24m
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
!Apr 10, 1991 - 24m
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!?
!Apr 17, 1991 - 24m
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!
!Apr 24, 1991 - 24m
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
!May 1, 1991 - 24m
No overview available.
E6 - Survive the Traffic War!
!May 8, 1991 - 24m
No overview available.
E7 - Taking Care of Drunkard
!May 15, 1991 - 24m
No overview available.
E8 - Absolute Union of Friendship!
!May 22, 1991 - 24m
No overview available.
E9 - Blowing Away Moldy Feelings
!May 29, 1991 - 24m
No overview available.
E10 - The Town Where Gasoline Vanished
!Jun 5, 1991 - 24m
No overview available.
E11 - Cookie's Nightmare
!Jun 12, 1991 - 24m
No overview available.
E12 - The Pool is Too Hot
!Jun 19, 1991 - 24m
No overview available.
E13 - Get Back the Baby!!
!Jun 26, 1991 - 24m
No overview available.
E14 - Final Match! Baseball
!Jul 3, 1991 - 24m
No overview available.
E16 - Crash Course in Returning the Shot!
!Jul 17, 1991 - 24m
No overview available.
E17 - Teacher is a Jaaku Beast!?
!Jul 24, 1991 - 24m
No overview available.
E18 - Presentation! Earth Defense Class' Secrets
!Jul 31, 1991 - 24m
No overview available.
E19 - Seaside School is in Chaos!!
!Aug 7, 1991 - 24m
No overview available.
E20 - Maria has Disappeared!
!Aug 14, 1991 - 24m
No overview available.
E21 - The Enemy is Raijin-Oh!?
!Aug 21, 1991 - 24m
No overview available.
E22 - Departure! The Invincible Warrior
!Aug 28, 1991 - 24m
No overview available.
E23 - Come Forth! Absolutely Invincible Union!!
!Sep 4, 1991 - 24m
No overview available.
E24 - Dog/Cat Panic Plan!
!Sep 11, 1991 - 24m
No overview available.
E25 - Getting the Scoop!!
!Sep 18, 1991 - 24m
No overview available.
E26 - Great African Battle!
!Sep 25, 1991 - 24m
No overview available.
E27 - Defeat the Earthquake
!Oct 2, 1991 - 24m
No overview available.
E28 - Garuma's Competition of Fear!!
!Oct 9, 1991 - 24m
No overview available.
E29 - Appear! Super Jaaku Beast
!Oct 16, 1991 - 24m
No overview available.
E30 - Jaaku beast is a Friend?
!Oct 23, 1991 - 24m
No overview available.
E31 - Fierce Battle! Channel War
!Oct 30, 1991 - 24m
No overview available.
E32 - Adventure in the Haunted House
!Nov 6, 1991 - 24m
No overview available.
E33 - Terror! Dancing Jaaku Beast
!Nov 13, 1991 - 24m
No overview available.
E34 - Skiing is Too Cold
!Nov 20, 1991 - 24m
No overview available.
E35 - Vanished Commander
!Nov 27, 1991 - 24m
No overview available.
E36 - Jaaku Beast is an Ally of Justice!?
!Dec 4, 1991 - 24m
No overview available.
E39 - The Celebration is a Troubling Thing
!Dec 25, 1991 - 24m
No overview available.
E40 - Belzeb's Great Approach
!Jan 1, 1992 - 24m
No overview available.
E41 - Kidnapping of the Absolutely Invincible
!Jan 8, 1992 - 24m
No overview available.
E42 - Protect the Secret of the School!
!Jan 15, 1992 - 24m
No overview available.
E43 - Super Giant Reiko Appears!
!Jan 22, 1992 - 24m
No overview available.
E44 - Decisive Micro-Battle!
!Jan 29, 1992 - 24m
No overview available.
E45 - Broadcast! Earth Defense Class Facts!!
!Feb 5, 1992 - 24m
No overview available.
E46 - Taida Becomes an Earthling
!Feb 12, 1992 - 24m
No overview available.
E47 - Adult to Child Chaos!?
!Feb 19, 1992 - 24m
No overview available.
E48 - Transformation! Black Taida
!Feb 26, 1992 - 24m
No overview available.
E49 - Appear! Jaaku Empire
!Mar 4, 1992 - 24m
No overview available.
E50 - Defeat Emperor Warza!
!Mar 11, 1992 - 24m
No overview available.
E51 - Our Dreams are Absolutely Invincible!
!Mar 18, 1992 - 24m
No overview available.
