Season
- Season 1 1991-04-01
- Season 0 1992-09-30
Episode
- Episode 1: Raijin-Oh Arrives
- Episode 2: We Are the Earth Defense Class
- Episode 3: Tests Are a Huge Annoyance!?
- Episode 4: Protect the Field of Flowers!
- Episode 5: Decision! Unrivaled Dragon Tail
- Episode 6: Survive the Traffic War!
- Episode 7: Taking Care of Drunkard
- Episode 8: Absolute Union of Friendship!
- Episode 9: Blowing Away Moldy Feelings
- Episode 10: The Town Where Gasoline Vanished
- Episode 11: Cookie's Nightmare
- Episode 12: The Pool is Too Hot
- Episode 13: Get Back the Baby!!
- Episode 14: Final Match! Baseball
- Episode 15: Fly at Mach 9!
- Episode 16: Crash Course in Returning the Shot!
- Episode 17: Teacher is a Jaaku Beast!?
- Episode 18: Presentation! Earth Defense Class' Secrets
- Episode 19: Seaside School is in Chaos!!
- Episode 20: Maria has Disappeared!
- Episode 21: The Enemy is Raijin-Oh!?
- Episode 22: Departure! The Invincible Warrior
- Episode 23: Come Forth! Absolutely Invincible Union!!
- Episode 24: Dog/Cat Panic Plan!
- Episode 25: Getting the Scoop!!
- Episode 26: Great African Battle!
- Episode 27: Defeat the Earthquake
- Episode 28: Garuma's Competition of Fear!!
- Episode 29: Appear! Super Jaaku Beast
- Episode 30: Jaaku beast is a Friend?
- Episode 31: Fierce Battle! Channel War
- Episode 32: Adventure in the Haunted House
- Episode 33: Terror! Dancing Jaaku Beast
- Episode 34: Skiing is Too Cold
- Episode 35: Vanished Commander
- Episode 36: Jaaku Beast is an Ally of Justice!?
- Episode 37: Graffiti Revolt
- Episode 38: Psychic Jin
- Episode 39: The Celebration is a Troubling Thing
- Episode 40: Belzeb's Great Approach
- Episode 41: Kidnapping of the Absolutely Invincible
- Episode 42: Protect the Secret of the School!
- Episode 43: Super Giant Reiko Appears!
- Episode 44: Decisive Micro-Battle!
- Episode 45: Broadcast! Earth Defense Class Facts!!
- Episode 46: Taida Becomes an Earthling
- Episode 47: Adult to Child Chaos!?
- Episode 48: Transformation! Black Taida
- Episode 49: Appear! Jaaku Empire
- Episode 50: Defeat Emperor Warza!
- Episode 51: Our Dreams are Absolutely Invincible!
Matchless Raijin-Oh
The warrior of light Eldran and his robot Raijin-Oh, get injured in a battle with the Jaku Empire from the 5th-dimensional world. They fall down into the 5th grade class at Hinobori School. On behalf of the damaged Eldran, the “Earth Defense Class” takes up protecting the Earth.
