Matchless Raijin-Oh - Season 1
1 - Raijin-Oh Arrives
Air Date: April 3, 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.
2 - We Are the Earth Defense Class
Air Date: 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.
3 - Tests Are a Huge Annoyance!?
Air Date: 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.
4 - Protect the Field of Flowers!
Air Date: 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.
5 - Decision! Unrivaled Dragon Tail
Air Date: May 1, 1991
6 - Survive the Traffic War!
Air Date: May 8, 1991
7 - Taking Care of Drunkard
Air Date: May 15, 1991
8 - Absolute Union of Friendship!
Air Date: May 22, 1991
9 - Blowing Away Moldy Feelings
Air Date: May 29, 1991
10 - The Town Where Gasoline Vanished
Air Date: June 5, 1991
11 - Cookie's Nightmare
Air Date: June 12, 1991
12 - The Pool is Too Hot
Air Date: June 19, 1991
13 - Get Back the Baby!!
Air Date: June 26, 1991
14 - Final Match! Baseball
Air Date: July 3, 1991
15 - Fly at Mach 9!
Air Date: July 10, 1991
16 - Crash Course in Returning the Shot!
Air Date: July 17, 1991
17 - Teacher is a Jaaku Beast!?
Air Date: July 24, 1991
18 - Presentation! Earth Defense Class' Secrets
Air Date: July 31, 1991
19 - Seaside School is in Chaos!!
Air Date: August 7, 1991
20 - Maria has Disappeared!
Air Date: August 14, 1991
21 - The Enemy is Raijin-Oh!?
Air Date: August 21, 1991
22 - Departure! The Invincible Warrior
Air Date: August 28, 1991
23 - Come Forth! Absolutely Invincible Union!!
Air Date: September 4, 1991
24 - Dog/Cat Panic Plan!
Air Date: September 11, 1991
25 - Getting the Scoop!!
Air Date: September 18, 1991
26 - Great African Battle!
Air Date: September 25, 1991
27 - Defeat the Earthquake
Air Date: October 2, 1991
28 - Garuma's Competition of Fear!!
Air Date: October 9, 1991
29 - Appear! Super Jaaku Beast
Air Date: October 16, 1991
30 - Jaaku beast is a Friend?
Air Date: October 23, 1991
31 - Fierce Battle! Channel War
Air Date: October 30, 1991
32 - Adventure in the Haunted House
Air Date: November 6, 1991
33 - Terror! Dancing Jaaku Beast
Air Date: November 13, 1991
34 - Skiing is Too Cold
Air Date: November 20, 1991
35 - Vanished Commander
Air Date: November 27, 1991
36 - Jaaku Beast is an Ally of Justice!?
Air Date: December 4, 1991
37 - Graffiti Revolt
Air Date: December 11, 1991
38 - Psychic Jin
Air Date: December 18, 1991
39 - The Celebration is a Troubling Thing
Air Date: December 25, 1991
40 - Belzeb's Great Approach
Air Date: January 1, 1992
41 - Kidnapping of the Absolutely Invincible
Air Date: January 8, 1992
42 - Protect the Secret of the School!
Air Date: January 15, 1992
43 - Super Giant Reiko Appears!
Air Date: January 22, 1992
44 - Decisive Micro-Battle!
Air Date: January 29, 1992
45 - Broadcast! Earth Defense Class Facts!!
Air Date: February 5, 1992
46 - Taida Becomes an Earthling
Air Date: February 12, 1992
47 - Adult to Child Chaos!?
Air Date: February 19, 1992
48 - Transformation! Black Taida
Air Date: February 26, 1992
49 - Appear! Jaaku Empire
Air Date: March 4, 1992
50 - Defeat Emperor Warza!
Air Date: March 11, 1992
51 - Our Dreams are Absolutely Invincible!
Air Date: March 18, 1992