Additional production companies: Madhouse, Kadokawa Group Publishing Co., Ltd., D.N. Dreampartners, Warner Bros. Pictures Japan, YTV, VAP.

DVD release of the 2009 motion picture.

Special features include: Japanese cast interviews; Japanese director interview; original trailers, teasers, and TV spots.

Cinematographer, Yukihiro Masumoto ; art director, Youji Takeshige ; animation director, Hiroyuki Aoyama, Shigeru Fujita, Kunihiko Hamada, Kazutaka Ozaki ; action animation director, Tatsuzo Nishita ; character design, Yoshiyuki Sadamoto ; OZ character design, Takashi Okazaki, Mina Okazaki, Masaru Hamada ; editor, Shigeru Nishiyama ; music, Akihiko Matsumoto.

Voices: Ryåunosuke Kamiki, Nanami Sakuraba, Mitsuki Tanimura, Sumiko Fuji.

While a family celebrates their matriarch's 90th birthday, a young mathematician must pretend to be engaged to a girl that he secretly loves, and an artificial intelligence attempts to destroy the world.

"Kenji is your typical teenage misfit. He's good at math, bad with girls, and spends most of his time hanging out in the all-powerful, online community known as OZ. His second life is the only life he has - until the girl of his dreams, Natsuki, hijacks him for a starring role as a fake fiancâe at her family reunion. Things only get stranger from there. A late-night email containing a cryptic mathematic riddle leads to the unleashing of a rogue AI"--Container.

MPAA rating: PG; for action violence, some suggestive content, language, mild thematic material and incidental smoking.

DVD; NTSC, region 1; widescreen (16:9) presentation ; Dolby digital 5.1 surround sound.

In English or Japanese, with optional subtitles in English.