Because you like Motoko Kusanagi in Ghost in the Shell

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

Just a hint of human emotion lurks under the enigmatic exterior of Rei Ayanami. See them in Neon Genesis Evangelion.

An alien, a time-traveler, and an esper are following Haruhi Suzumiya, who – unknown to herself – is a near-omnipotent reality warper. See them in The Melancholy of Haruhi Suzumiya.

Stoic, cynical, and brilliant, Solid Snake was genetically engineered to be the perfect soldier. See them in Metal Gear Series.

Impassive, overly literal, and a little short on people skills, Angel dedicates her life to enforcing the rules. See them in Angel Beats!.

A good-natured and academically minded superhero, Dan Dreiberg can still get his hands dirty in a fight. See them in Watchmen.

After several hundred years of shutting himself out from the rest of the world, Japan's not used to dealing with nations, See them in Axis Powers Hetalia.

Nozomu's name translates to despair, which is fitting for him. See them in Sayonara, Zetsubo Sensei.

A resourceful ship systems engineer, Isaac Clarke does his best to batttle the infection spreading across space. See them in Dead Space.

An arrogant, prideful human-demon hybrid, Inuyasha secretly just wants to be accepted. See them in Inuyasha.

Underneath Fakir's sarcastic exterior is a loyal friend. But his loyalty borders on being possessive of his friends. See them in Princess Tutu.