Synopsis

The Gaira aliens, hidden in the Arctic, plan to conquer Earth. Captured and forced to work for the aliens, Dr. Yan creates the ultimate weapon, a transformable aerial robot called Groizer X. Entrusted to his daughter Rita, Groizer X escapes the clutches of the Gaira and lands in Japan, where pilot Jo Kaisaka meets a wounded Rita. Taking up the controls of Groizer X, Jo and Rita fight against the Gaira invasion.

Episodes

36 episodes
  1. 36 The Bells of Peace Ring in the Sky 31 Mar 1977
  2. 35 The Gairan Empire's All-Out Attack 24 Mar 1977
  3. 34 Rita! Shoot Jo! 17 Mar 1977
  4. 33 Storm Akane Base! 10 Mar 1977
  5. 32 Find the Secret Advance Base! 3 Mar 1977
  6. 31 Cold, White Tokyo 24 Feb 1977
  7. 30 Operation: Death-Summoning Lightning Strike 10 Feb 1977
  8. 29 Dr. Yan is Alive 3 Feb 1977
  9. 28 Terror! The Flying Whale 13 Jan 1977
  10. 27 The Tearful Strike of Rage Against the Sky 6 Jan 1977
  11. 26 The Great Storm-Bringing Aerial Battle 23 Dec 1976
  12. 25 The Terrifying Giant Tank 16 Dec 1976
  13. 24 Defend Against the Machine WA Gun! 9 Dec 1976
  14. 23 Target Jo and Rita's Lives! 2 Dec 1976
  15. 22 The Stolen Groizer X 25 Nov 1976
  16. 21 Major Explosion at the Secret Base 18 Nov 1976
  17. 20 So Long, Space Buddy 11 Nov 1976
  18. 19 Save Gen's Life 4 Nov 1976
  19. 18 Endless Battle in the Vast Skies 28 Oct 1976
  20. 17 The Mysterious Flying Object 21 Oct 1976
  21. 16 Attack All Japan 14 Oct 1976
  22. 15 The Tragedy of the Aerial Bombing Robot Vicki 7 Oct 1976
  23. 14 Fishing Boat Massacre 30 Sep 1976
  24. 13 The Great Airship of Terror 23 Sep 1976

Characters & Staff

Asuka, Hideki
Supporting
Hisashi Katsuta

Information

Japanese グロイザーＸ
Studios Knack Productions
Source Manga
Licensors Discotek Media
Rating 6.1
Broadcast Thursdays at 19:30 (JST)
Aired 01 Jul 1976 – 31 Mar 1977
Synonyms Groyzer-X

Last updated: 04 Sep 2026