Giant Gimmick Model Appears! 'UFO Robot Grendizer Build-up Series' to be Released on Wednesday, June 17, 2026
Hachette Collections Japan announced the launch of the weekly 'UFO Robot Grendizer Build-up Series' on June 17, 2026. This series allows enthusiasts to assemble a 55cm tall Grendizer that can combine with a 95cm long Spacer, creating a massive model equipped with light, sound, and movable gimmicks.
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- 📰 Published: May 7, 2026 at 21:03
- 🔍 Collected: May 7, 2026 at 12:31
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Hachette Collections Japan K.K. launched the weekly 'Iron Castle Mazinger Z Giant Metal Gimmick Model Build-up Series' in February 2021. Due to its great popularity, the extended series 'Great Hero Great Mazinger Giant Metal Gimmick Model Build-up Series' is currently being published. Its popularity shows no signs of waning, and further extension has been decided. We are pleased to announce the new 'UFO Robot Grendizer Build-up Series', which will begin with issue 261, launching on Wednesday, June 17, 2026.
'UFO Robot Grendizer Build-up Series' to be Released on Wednesday, June 17, 2026
This series allows you to assemble parts included in each issue to complete a 55cm tall Grendizer that can combine with a 95cm long Spacer. Please complete this Grendizer, equipped with unprecedented size, light, sound, and movable gimmicks, with your own hands.
Product website: https://hcj.jp/ufo/p
*Even those who did not purchase 'Iron Castle Mazinger Z Giant Metal Gimmick Model Build-up Series' or 'Great Hero Great Mazinger Giant Metal Gimmick Model Build-up Series' can subscribe to this series.
Gimmick introduction video now available!
Gimmick introduction video here
Complete a giant model full of gimmicks
Precisely sculpted to reproduce Grendizer's distinctive form, which appeared in 1975.
Equipped with various gimmicks such as lighting inspired by special moves, movable parts, and weapons!
Detachable head
The head is detachable. The cockpit is also realistically reproduced, allowing Duke Fleed to board.
Dizer Beam
Eyes glow sharply, realizing the Dizer Beam.
Space Thunder
Horns light up, creating the Space Thunder effect.
Anti-Gravity Storm
Chest lights up to represent the Anti-Gravity Storm.
Screw opening and closing
Enjoy the transformation of the arm by opening and closing the screws.
Internal structure
Internal structures such as the engine and tanks are also precisely reproduced.
Movable joints
Movable joints allow for various action poses.
Spacer engine
Engine lights up and opens/closes to represent startup.
Spacer cockpit
Duke Fleed also boards the Spacer's cockpit.
Double Harken
Double Harken is included, allowing you to reproduce battle scenes.
Spin Saucer & Spin Drill
Spin Saucer Spin Drill
Expand weapon variations by attaching Spin Saucer and Spin Drill.
Precisely reproduces action poses, weapons, and even the Spacer and internal structure!
From reproducing battle scenes to docking with the Spacer, you can enjoy movable gimmicks reminiscent of famous scenes, as well as faithfully reproduced internal mechanisms.
Action pose with Double Harken
Double Harken is included as a separate part. Close combat scenes can be reproduced.
Internal structure reproducing the drive system
Quantum light engine, energy tanks, and small rocket boosters are also intricately立体化.
Reproduce Grendizer and Spacer combination, Spacer Cross
A gimmick is also included where Duke Fleed appears in the cockpit during docking and disappears during separation. The Spacer can be displayed on a dedicated stand.
Special remote control for sound effects, lighting, and movement!
Equipped commands:
●Dizer Beam
●Space Thunder
●Anti-Gravity Storm
●Various Spacer lights
●Cockpit movement
●Spacer engine start
The magazine features a comic adaptation of Grendizer's famous episodes!
This series includes a comic adaptation of famous episodes from 'UFO Robot Grendizer'. The fierce battle between Duke Fleed, the prince of Fleed Star (also known as Daisuke Umon), and the Vega Star Alliance Army is depicted with powerful artwork by two manga artists. Not only famous scenes, but also the characters' feelings and drama are carefully expressed, making the story's charm even deeper.
Original work: Go Nagai
Manga: Kazuya Hoshi, Mikuo Tachibana
Kazuya Hoshi
Born December 7, 1973, from Tokyo. Joined Dynamic Production in 1996.
Debuted with a comic adaptation of 'Mr. Driller' while assisting Go Nagai.
Recently active in reboot works of robot heroes such as 'Mazinkaiser SKL Versus', 'Dino Getter', 'Siegfried', and 'Hagoku no Mazinger'.
Mikuo Tachibana
Born May 11, 1976, from Saitama.
After assisting Go Nagai, debuted in 2004 and has since published serialized works such as 'Mazinger Otome' and 'Mazinger Otome Taisen'.
Currently continues to publish short manga, newly drawn manga, and illustration works regardless of genre.
'UFO Robot Grendizer Build-up Series' to be Released on Wednesday, June 17, 2026
This series allows you to assemble parts included in each issue to complete a 55cm tall Grendizer that can combine with a 95cm long Spacer. Please complete this Grendizer, equipped with unprecedented size, light, sound, and movable gimmicks, with your own hands.
Product website: https://hcj.jp/ufo/p
*Even those who did not purchase 'Iron Castle Mazinger Z Giant Metal Gimmick Model Build-up Series' or 'Great Hero Great Mazinger Giant Metal Gimmick Model Build-up Series' can subscribe to this series.
Gimmick introduction video now available!
Gimmick introduction video here
Complete a giant model full of gimmicks
Precisely sculpted to reproduce Grendizer's distinctive form, which appeared in 1975.
Equipped with various gimmicks such as lighting inspired by special moves, movable parts, and weapons!
Detachable head
The head is detachable. The cockpit is also realistically reproduced, allowing Duke Fleed to board.
Dizer Beam
Eyes glow sharply, realizing the Dizer Beam.
Space Thunder
Horns light up, creating the Space Thunder effect.
Anti-Gravity Storm
Chest lights up to represent the Anti-Gravity Storm.
Screw opening and closing
Enjoy the transformation of the arm by opening and closing the screws.
Internal structure
Internal structures such as the engine and tanks are also precisely reproduced.
Movable joints
Movable joints allow for various action poses.
Spacer engine
Engine lights up and opens/closes to represent startup.
Spacer cockpit
Duke Fleed also boards the Spacer's cockpit.
Double Harken
Double Harken is included, allowing you to reproduce battle scenes.
Spin Saucer & Spin Drill
Spin Saucer Spin Drill
Expand weapon variations by attaching Spin Saucer and Spin Drill.
Precisely reproduces action poses, weapons, and even the Spacer and internal structure!
From reproducing battle scenes to docking with the Spacer, you can enjoy movable gimmicks reminiscent of famous scenes, as well as faithfully reproduced internal mechanisms.
Action pose with Double Harken
Double Harken is included as a separate part. Close combat scenes can be reproduced.
Internal structure reproducing the drive system
Quantum light engine, energy tanks, and small rocket boosters are also intricately立体化.
Reproduce Grendizer and Spacer combination, Spacer Cross
A gimmick is also included where Duke Fleed appears in the cockpit during docking and disappears during separation. The Spacer can be displayed on a dedicated stand.
Special remote control for sound effects, lighting, and movement!
Equipped commands:
●Dizer Beam
●Space Thunder
●Anti-Gravity Storm
●Various Spacer lights
●Cockpit movement
●Spacer engine start
The magazine features a comic adaptation of Grendizer's famous episodes!
This series includes a comic adaptation of famous episodes from 'UFO Robot Grendizer'. The fierce battle between Duke Fleed, the prince of Fleed Star (also known as Daisuke Umon), and the Vega Star Alliance Army is depicted with powerful artwork by two manga artists. Not only famous scenes, but also the characters' feelings and drama are carefully expressed, making the story's charm even deeper.
Original work: Go Nagai
Manga: Kazuya Hoshi, Mikuo Tachibana
Kazuya Hoshi
Born December 7, 1973, from Tokyo. Joined Dynamic Production in 1996.
Debuted with a comic adaptation of 'Mr. Driller' while assisting Go Nagai.
Recently active in reboot works of robot heroes such as 'Mazinkaiser SKL Versus', 'Dino Getter', 'Siegfried', and 'Hagoku no Mazinger'.
Mikuo Tachibana
Born May 11, 1976, from Saitama.
After assisting Go Nagai, debuted in 2004 and has since published serialized works such as 'Mazinger Otome' and 'Mazinger Otome Taisen'.
Currently continues to publish short manga, newly drawn manga, and illustration works regardless of genre.