Umika Kawashima

Kurapika became a Hunter to take vengeance on the Class-A crime group Phantom Troupe who massacred his clan for their unique eyes. The eyes of the Kurta clan turn scarlet in times of anger or emotional agitation and are considered the most beautiful treasures in the world. Kurapika continues to pursue the Phantom Troupe but an unknown party has stolen his "scarlet eyes". With the help of Gon, Killua and Leorio, Kurapika' s life was saved. (imdb)

High school student Ayumi kills herself and leaves behind a cryptic message that says "will be killed by boyfriend." Ayumi's classmates Satomi and Yuka investigate her suicide and quickly links her death to a popular cellphone dating simulation game called Keitai Kareshi. The main features of the game include a 'love gauge' that determines how well the player is faring and the ability to chat with other players. (imdb)

A genius high school student and also a hacker uses his sophisticated hacking techniques to fights against "Bloody Monday", the worst and most evil form of viral terrorism, in order to save his family, friends, and the entire world. (imdb)