| Season 1 | Episode 1 | The Hero of the Skies, Great Mazinger | 1974-09-08 | 25 min |
| Season 1 | Episode 2 | Hell's Messenger!! The Instigator of Darkness, Garalya | 1974-09-15 | 25 min |
| Season 1 | Episode 3 | Honoo's Guts! The Wild Venus! | 1974-09-22 | 25 min |
| Season 1 | Episode 4 | Search and Destroy! Science Fortress Lab | 1974-09-29 | 25 min |
| Season 1 | Episode 5 | Attack of the Combining Warbeast | 1974-10-06 | 25 min |
| Season 1 | Episode 6 | Tetsuya Tsurugi in Hell | 1974-10-13 | 25 min |
| Season 1 | Episode 7 | An Impossible Rescue?! The Little Braggart | 1974-10-20 | 25 min |
| Season 1 | Episode 8 | Killer Blow! The Drill Pressure Punch! | 1974-10-27 | 25 min |
| Season 1 | Episode 9 | An Alien Beauty Amidst The Humans | 1974-11-03 | 25 min |
| Season 1 | Episode 10 | Mazinger In Trouble! A Mobile Danger Zone | 1974-11-10 | 25 min |
| Season 1 | Episode 11 | Open Your Eyes, Shiro!! Where Heartless Battles End!! | 1974-11-17 | 25 min |
| Season 1 | Episode 12 | Attack of the Raging Bull, Bisonia | 1974-11-24 | 25 min |
| Season 1 | Episode 13 | A Fierce Fight! Kenzo Kabuto vs. The Dark General!! | 1974-12-01 | 25 min |
| Season 1 | Episode 14 | Operation Tsunami!! Save The Laboratory!! | 1974-12-08 | 25 min |
| Season 1 | Episode 15 | Attack of the Bloodsucking Lizards | 1974-12-15 | 25 min |
| Season 1 | Episode 16 | Rise! The Young Prince of Mycenae!! | 1974-12-22 | 25 min |
| Season 1 | Episode 17 | Tetsuya!! Depths of Hell | 1974-12-29 | 25 min |
| Season 1 | Episode 18 | A Trap! The Combining Warbeast!! | 1975-01-05 | 25 min |
| Season 1 | Episode 19 | May The Snow Be Stained With The Blood of Youth!! | 1975-01-12 | 25 min |
| Season 1 | Episode 20 | Do or Die!! The Myceanean Invasion!! | 1975-01-19 | 25 min |
| Season 1 | Episode 21 | Wrath!! The Emperor of Darkness Revealed!! | 1975-01-26 | 25 min |
| Season 1 | Episode 22 | Gorgon falls! Death on the Volcanic Island! | 1975-02-02 | 25 min |
| Season 1 | Episode 23 | The Mysterious New Commander Yanus | 1975-02-09 | 25 min |
| Season 1 | Episode 24 | Mortal Combat!! The Big Bet! | 1975-02-16 | 25 min |
| Season 1 | Episode 25 | Troubles!! Fly Venus A | 1975-02-23 | 25 min |
| Season 1 | Episode 26 | The secret of Dr. Kabuto | 1975-03-02 | 25 min |
| Season 1 | Episode 27 | Burn!! Desperate Counterattack of Anger! | 1975-03-09 | 25 min |
| Season 1 | Episode 28 | Escape!! Chased by Yunus's Lava! | 1975-03-16 | 25 min |
| Season 1 | Episode 29 | Great Counterattack! The Secret Weapon! | 1975-03-23 | 25 min |
| Season 1 | Episode 30 | The Imminent Victory of The Dark General | 1975-03-30 | 25 min |
| Season 1 | Episode 31 | A duel! The Last Day of The Dark General | 1975-04-06 | 25 min |
| Season 1 | Episode 32 | Tetsuya! Solve the Mystery of your heart!! | 1975-04-13 | 25 min |
| Season 1 | Episode 33 | Great Mazinger Foot's Blown Away!! | 1975-04-20 | 25 min |
| Season 1 | Episode 34 | Now or Never!! Back Spin Kick!! | 1975-04-27 | 25 min |
| Season 1 | Episode 35 | Super Ninja! Cator Corps!! | 1975-05-04 | 25 min |
| Season 1 | Episode 36 | Resurrection! Love Beyond Hatred!! | 1975-05-11 | 25 min |
| Season 1 | Episode 37 | Morning Murderer | 1975-05-18 | 25 min |
| Season 1 | Episode 38 | Don't Cry Tetsuya!! Mazinger is Stolen!! | 1975-05-25 | 25 min |
| Season 1 | Episode 39 | The Last Challenge!! Fortress Mikerosu of the Sky! | 1975-06-01 | 25 min |
| Season 1 | Episode 40 | Red Cross!! Calling the Death! | 1975-06-08 | 25 min |
| Season 1 | Episode 41 | The Invincible Demon | 1975-06-15 | 25 min |
| Season 1 | Episode 42 | Deep Sea Grave!! Confession of Escape!! | 1975-06-22 | 25 min |
| Season 1 | Episode 43 | The Fortress of Science | 1975-06-29 | 25 min |
| Season 1 | Episode 44 | The Last Counterattack | 1975-07-06 | 25 min |
| Season 1 | Episode 45 | Crazy Great Mazinger!! | 1975-07-13 | 25 min |
| Season 1 | Episode 46 | Fighting Spirit!! Till your life burns!! | 1975-07-20 | 25 min |
| Season 1 | Episode 47 | Special!! Ultra-fast Great Booster!! | 1975-07-27 | 25 min |
| Season 1 | Episode 48 | Suicide Strategy!! Sayaka Appears!! | 1975-08-03 | 25 min |
| Season 1 | Episode 49 | Hang on Shiro! There is no Rest for Heroes!! | 1975-08-10 | 25 min |
| Season 1 | Episode 50 | Sun Beyond the Tears...!! | 1975-08-17 | 25 min |
| Season 1 | Episode 51 | Shining Star! Mazinger Z is Here!! | 1975-08-24 | 25 min |
| Season 1 | Episode 52 | He Died too Young! | 1975-08-31 | 25 min |
| Season 1 | Episode 53 | Great Heroes! Fight Tetsuya, Hurry Up Kouji!! | 1975-09-07 | 25 min |
| Season 1 | Episode 54 | The Invincible Double Attack! | 1975-09-14 | 25 min |
| Season 1 | Episode 55 | Send Tetsuya and Kouji to Hell!! | 1975-09-21 | 25 min |
| Season 1 | Episode 56 | The Peace Bells Rings for the Heroes! | 1975-09-28 | 25 min |
