Gantz

The only way to resurrect is to kill.

After trying to rescue a man on the subway tracks, two teens wake up in a room dominated by a mysterious black sphere that sends them to hunt down and kill aliens hiding on Earth.

Production

Chubu-nippon Broadcasting Company

Fukuoka Broadcasting System

Hiroshima Telecasting

Hokkaido Broadcasting

Horipro

J Storm

Miyagi Television Broadcasting

Nikkatsu Corporation

Nippon Television Network Corporation

Shizuoka Daiichi Television

Shueisha

Yomiuri Shimbun Company

TOHO

VAP

Yomiuri Telecasting Corporation