Skip to main content

Home
Type
- TV Series
- Movies
- OVAs
- ONAs
- Specials
Genre
- Action
- Adventure
- Avant Garde
- Award Winning
- Boys Love
- Cars
- Comedy
- Dementia
- Demons
- Drama
- Fantasy
- Game
- Girls Love
- Gourmet
- Harem
- Historical
- Horror
- Isekai
- Josei
- Kids
- Magic
- Mahou Shoujo
- Martial Arts
- Mecha
- Military
- Music
- Mystery
- Parody
- Performing Arts
- Police
- Psychological
- Racing
- Romance
- Samurai
- School
- Sci Fi
- Seinen
- Shoujo
- Shoujo Ai
- Shounen
- Shounen Ai
- Slice of Life
- Space
- Sports
- Super Power
- Supernatural
- Suspense
- Thriller
- Vampire
Features List
Anime Name
EN JP

Search anime

Type

TV Series
Movies
OVAs
ONAs
Specials

Genre

Action Adventure Avant Garde Award Winning Boys Love Cars Comedy Dementia Demons Drama Fantasy Game Girls Love Gourmet Harem Historical Horror Isekai Josei Kids Magic Mahou Shoujo Martial Arts Mecha Military Music Mystery Parody Performing Arts Police Psychological Racing Romance Samurai School Sci Fi Seinen Shoujo Shoujo Ai Shounen Shounen Ai Slice of Life Space Sports Super Power Supernatural Suspense Thriller Vampire

Features List

Top Airing
Most Popular
Most Favorite
Completed

EN JP

Anime Name

Home
TV
UFO Robo Grendizer
Episode 21

List of episodes:

1 Kouji Kabuto and Duke Fleed 2 Ah! My Land That Was So Green 3 Danger at the White Birch Ranch 4 The Spirit of Youth Is Burning 5 Love in the Evening of Glory 6 The Fighting Spirit Heads Towards Space 7 Even If I Lose My Life 8 The Greenery of Earth Is Warm 9 Overcome the Forbidden Anger 10 Adoration Towards the Stars 11 The Evil Ones in the Black Sun 12 A Girl Crosses the Rainbow Bridge 13 Grendizer Is in Danger 14 Boss Borot Is Here!! 15 To My Dear Mother 16 The Bell of Love That Resounds in the Heart 17 Saving a Small Life! 18 The Launching of the Secret Route Number 7 19 The Aerolight of Fear! 20 The Escape from the Snow-Covered Mountain 21 Decisive Battle! Aurora`s Glow 22 The Courage of a Flower 23 Hikaru Calls for Help Across the Rapids 24 Duke Fleed Is in Danger! 25 A Flower of Love Bloomed in the Sky 26 Skull Moon Base Successive Attacks! 27 Onslaught! Grendizer 28 The Bell of the Devil in the Dark 29 Farewell, My Friend of the Universe! 30 Ballad of the Red Scar 31 A Flower Blooms in the Sky! Boss` Friendship 32 Rebellion Against the Mother! 33 Sure Kill! The Mutant`s End 34 The Wolf`s Tears Are Falling Stars 35 Fly! Double Spazer 36 An Oath in Space 37 Bet Everything on the Wings of Life! 38 A Tearful Connection with Hikaru! 39 A Surprise Assault Triggered by Planet Vega`s Forces! 40 Crash! The Ocean Is on Fire 41 The Launching of the Marine Spazer! 42 An Emergency Situation in the Space Science Center! 43 Meteorite Falls! Mysterious Islands 44 The Night of the Celebration with the Saucer Beast! 45 Burn It! Drill Spazer 46 Sharks Falling from the Sky!! 47 The Pond Brings Forth Hellfire! 48 Devils from the Depth of the Earth! 49 I Saw My Brother in the Red Sunset! 50 Eliminate Kabuto Kouji!! 51 A Great Approach!! Devil`s Star 52 The Exodus of the Army of Vega Daio! 53 Mortal Combat with King Gori!! 54 Terror in the Depths of the Sea in Japan! 55 The Frightening Air Balloon! 56 A Fake Doctor Causes a Crisis! 57 Howl! My Monster 58 The Appearance of a Fake Grendizer! 59 Ah! Boys Command Corps 60 Tokyo Tower Will Be Destroyed at 7pm! 61 The Vegastos Plan with the Spies! 62 The Day the Swans Came! 63 Kirika`s Disappearance in the Ice 64 Five Minutes Before Destroying Tokyo! 65 Kabuto Kouji in a One-Game Match! 66 Death at 400 Meters Below Sea Level! 67 Destroy the Marine Base 68 Maria in the Snowstorm 69 An Aurora of Love Dedicated to His Father 70 Tears Deep Inside the Chest 71 The Tragic Bodyguard Leader Moros 72 A Citizen from a Distant Planet 73 For This Beautiful Earth 74 Shine Forever, You Two Stars!

Back to Details

UFO Robo Grendizer

UFO Robo Grendizer Episode 21

Now playing: Episode 21

Server not working? Switch to another one.

SUB:

Prev Next

UFO Robo Grendizer Episode 21

UFO Robo Grendizer Details

TV 7.0 SUB Mecha Sci Fi Shounen

Home
Browse
Schedule
A-Z List

Hianime is an indexing platform for anime that is already publicly available online. We do not store, upload, or modify any media files — every episode plays from an independent third-party source, and we claim no ownership of that content.

© 2026 Hianime. All rights reserved.