Teruaki Ogawa

After being brutally murdered in a subway station, a teen boy awakens to find himself resurrected by a strange computer named Gantz, and forced to fight a large force of invading aliens in Osaka.

In feudal Japan, the notorious Fuma ninjas clash with elite Yagyu samurai while abducting women for the shogun's harem, reigniting an ancient rivalry between the two warrior clans.

Based on Ken Kitashiba & Yasuhiro Watanabe's political intrigue detective manga. The close relationship between political and business circles doesn't die; politicians and government officers line their pockets taking advantage of their positions. Zaizen Jotaro is an investigator who is allowed to use extralegal methods to crack down these power abusing criminals. (Source: AniDB)