Sayori Wakaba

Sayori "Yori" Wakaba (若葉 沙頼 Wakaba Sayori) is Yuki's dorm-mate and best friend since junior high. Yori is a very perceptive girl who finds Night Class to be scary. She is one of the few girls with no interest in the Night Class and not intimidated by Zero, frequently joining Yuki to tease him while maintaining that Yuki is the only one capable of dealing with him. When Yori discovers that Yuki is a vampire during the attack on the school, she accepts Yuki. After a year has passed, Yori remains Yuki's loyal friend, she refused to have her memory erased by the hunters, and is now one of the few students who knows what actually happened at the school. According to Kaito, Yori is quite unique for being the human friend of a vampire who hasn't been devoured. Kaito uses Yori as bait at the vampire ball in an attempt to provoke trouble, while she does this in order to meet with Yuki whom she hasn't seen in a year. After the time skip, Yori is seen helping Hanabusa find a way to revive Kaname. They soon fall in love and get married. Despite Hanabusa's pleads, Yori refuses to become a vampire stating she wants to live out her life the way she was meant to. Years later, Yori tells her grandchildren about Yuki and the battle to restart the furnace. In the extra chapter, it's shown Sayori stayed friends with Yuki and Zero for over 50 years before dying.