Daimajuu Gekitou: Hagane no Oni

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Alternative Titles

Synonyms: Demon of Steel: Battle of the Great Demon Beasts, Steel Devil
Japanese: 大魔獣激闘 鋼の鬼


Type: OVA
Episodes: 1
Status: Finished Airing
Aired: Dec 10, 1987
Producers: AIC
Licensors: None found, add some
Studios: None found, add some
Source: Unknown
Genres: MechaMecha, HorrorHorror, Sci-FiSci-Fi
Duration: 56 min.
Rating: PG-13 - Teens 13 or older


Score: 5.271 (scored by 891891 users)
1 indicates a weighted score.
Ranked: #107162
2 based on the top anime page. Please note that 'Not yet aired' and 'R18+' titles are excluded.
Popularity: #8836
Members: 2,334
Favorites: 2

External Links

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In the year 1999, a team of UN scientists in an attempt to tap into a new energy resource on a deserted island called Sansara, unknownigly open a portal to another universe, unleashing dormant biomechanical entities. Three years later, Takuya Goroza returns to the island of Sansara urged by a mysterious request by college chum Haruka Alford. Little does he know, his old friend isn't what he appears to be...

(Source: ANN)


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Characters & Voice Actors


Hirano, Toshiki
Oobari, Masami
Key Animation, Animation Director
Onda, Naoyuki
Animation Director, Key Animation, Character Design
Ohata, Koichi
Key Animation, Mechanical Design


Opening Theme

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Ending Theme

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Jun 15, 2009
Scallion (All reviews)
If you discover a new particle through a particle accelerator that looks eerily similar to a magic circle, your first impulse should NEVER be to build a giant orbital laser with the aforementioned particle and fire it into the ocean just to see what happens. Just don't do it. I hope to god the guys operating the Large Hadron Collider have a bit more restraint when they're making science.

On that note, I really wish that the creative team behind Demon of Steel had been a bit *less* restrictive on... everything.

I don't feel like rehashing over the story again at all:there's no depth to it. This read more

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Recent Forum Discussion

Poll: Daimajuu Gekitou Hagane no Oni Episode 1 Discussion
StevenHu - Feb 24, 2015
1 replies by satyrelfheim »»
Jul 26, 2017 7:43 AM