Okamine Heavy Industries, also known as Okamine Industries is a strongly influentional company in the Tengu City economy. The company is a major antagonistic faction in the Spin-off Date A Strike.

Sometime in the past, the Special Sorcery Service Ace Wizard, Artemishia B. Ashcroft decided to leave the SSS to give her body to Deus.Ex.Machina Industries believing that the advance technology of the company will help her achieve bringing forth world peace using her abilities. Unfortunately Artemisia's memories were stolen from her, which left her brain dead. The Okamine Heavy Industries miraculously produce the Newest CR-Units, The Ashcroft Series, with Artemisia's memories as part of its core program. It is said to provide enough power alone to defeat a Spirit.

After Artemisia have regained her memories thanks to the help from some Wizards from AST, the <Ashcroft Series Project> was canceled after discovering that it was all part of Edgar F. Caroll's plan in create in order to create the Ashcroft Assembly and when they discovered that the memories of Artemisia almost stolen by Minerva Liddell.


  • Torataro Okamine - Okamine Heavy Industries CEO
  • Mikie Okamine - Unofficial Member and Anti Spirit Team Wizard
  • Tamae Okamine - Unofficial Member and Raizen High School Teacher


           Date A Live Villains

Spirits of Origin
Mio Takamiya | Isaac Ray Peram Westcott

Yoshinon | Kurumi Tokisaki | Miku Izayoi | Natsumi | Origami Tobiichi | Rinne Sonogami | First Spirit | Phantom

Spirits Inverse Form
Dark Tohka | Dark Origami | White Queen

Zadkiel | Gabriel | Camael | Zafkiel | Nehemah | Eden | Kerubiel

Demon Kings

Deus.Ex.Machina Industries
Isaac Ray Peram Westcott | Ellen Mira Mathers | Nibelcol | Roger Murdoch | James A. Paddington | Jessica Bailey | Edgar F. Caroll | Russell | Arbatel Pilots | Ashcroft Assembly | Andrew Kersee Dunstan Francis Barbirolli | Artemisia Bell Ashcroft | Neryl Island Westcott Organization

DEM Industries Board of Members
Roger Murdoch | Russell | Simpson

Anti Spirit Team
Ryouko Kusakabe | Origami Tobiichi | Mana Takamiya | Tomonara | Kagaya | Morie

Special Sorcery Service
Minerva Liddell | Artemisia Bell Ashcroft | Ashley Sinclair | Cecil O'Brien | Leonora Sears

Okamine Heavy Industries
Torataro Okamine

Charllote Meyers | Izabell | Daisy

Robots and Machines
D.E.M Industries Droid Army | Satellite Humpty Dumpty

Video Game Exclusive
Rinne Sonogami | Marina Arusu

Other Antagonists
The Abusers | Kidnnapers | Hotshot TV Producer | The Offenders | The Dark Guardian | DEM Industry Alpha Team of Japan Branch | Anti-Isaac Faction | Japan Ground Self-Defense Force