Because you like Yuki Cross in Vampire Knight

Given his ability to wrench street signs from the ground, Shizuo Heiwajima is a useful one to have in dangerous Ikekuburo. See them in Durarara!!.

Where Ash comes from, food and shelter pay for themselves. Even as a penniless vagrant, he is able to pursue his dream of becoming a Pokémon Master See them in Pokemon.

After alien Haruko rides in on her Vespa, giant robots spouting from Naota Nandaba's forehead soon become the least of his worries. See them in FLCL.

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.

An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.

A gentle alchemist who is soul-bound to a giant suit of armor, Alphonse Elric is growing into the responsibility handed to him. See them in Fullmetal Alchemist.

An exuberant prankster, Naruto Uzumaki craves acknowledgement of any kind. See them in Naruto.

Madoka Kaname's new world of witches is challenging her optimism. Still, even in the worst of circumstances, she holds onto hope. See them in Puella Magi Madoka Magica.

For the sake of science, Kurisu Makise will persevere no matter how deep into the dark secrets of the world she finds herself. See them in Steins;Gate.

The main priority for Nagisa Hazuki is making sure that everyone has fun. See them in Free! Iwatobi Swim Club.

Empathetic Nausicaa embraces all forms of life, even those that might scare other people. See them in Nausicaa of the Valley of the Wind.