|Anime Debut||Second Decay|
Yuzuki is the librarian in Sotoba. The librarian of Sotoba who suddenly quits his job.
On August 26, Masao accidentally bumps in to a sick looking Yuzuki.
He comes back as a vampire and mainly goes after children. He is also the one who killed Masao Murasako.He gets punished by Tatsumi for attacking little children, such as Takashi Tashiro and Hiromi Murasako. He is torched with sunlight but survives. No matter how many times he got rebuked, he still wanted to attack little boys exclusively. Yuzuki was killed when the war between the humans and the risen broke out. He hide in the pipelines along with other vampires such as Nao Yasumori, Ebuchi and Takatoshi Hirosawa. He was found and staked by Sadafumi Tamo while he was asleep.
- He used to be a libarian that the children enjoyed a lot.