Because you like Armin Arlert in Attack on Titan
Whatever Sakura Haruno lacks in power, she makes up for in intelligence and bravery. See them in Naruto.
For somebody who won't answer questions, the enigmatic C.C. sure asks a lot of them. See them in Code Geass.
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.
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.
Yuki Cross is a cheerful, funny, bold young woman with hidden insecurities. See them in Vampire Knight.
Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.
Ichigo Kurasaki is a short-tempered, strong-willed teen who is deeply protective of those he loves. See them in Bleach.
What Mako Mankanshoku lacks in common sense, she makes up for in sheer optimism and force of personality. See them in Kill la Kill.
Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.
With most of the people that Sango loved now gone, the only thing she wants is to kill the demon who destroyed her village. See them in Inuyasha.
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.
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.