Because you like Ahiru in Princess Tutu

The Sohma family is just plain cursed, and Yuki Sohma has to learn to live with it – or so he thinks. See them in Fruits Basket.

A nurturing, selfless, and level-headed leader, Makoto Tachibana loves looking out for his friends. See them in Free! Iwatobi Swim Club.

The vampire that killed Zero Kiryu's family also infected him, and he starts to crave blood, much to his horror. See them in Vampire Knight.

Other people's opinions have never mattered much to Haruka Nanase, and they aren't going to start to do so now. See them in Free! Iwatobi Swim Club.

Hotheaded and arrogant, Kaneda is nevertheless fiercely protective of the biker gang he leads. See them in Akira.

A vampire hunter, Integra Hellsing doesn't tolerate failure, least of all her own. See them in Hellsing.

Few high school students could be less concerned with labels. See them in Ouran High School Host Club.

With her consciousness so easily shifted between bodies, Motoko Kusanagi is left unsure of who or what she really is. See them in Ghost in the Shell.

NiGHTS is a powerful but childlike spirit who hates being told what to do. See them in NiGHTS into Dreams.

An upbeat, fun-loving teen, Sora would do anything for his friends. See them in Kingdom Hearts.

Reclusive, quiet, and seemingly emotionless, Lain Iwakura feels like an outsider in her hyper-connected world. See them in Serial Experiments Lain.

Kyoya Ootori is possibly the only person who could reasonably go from VP of a school club to ruling the world. See them in Ouran High School Host Club.