Servamp
About Servamp
When a stray black cat named Kuro crosses Mahiru Shirota's path, the high school freshman's life will never be the same again. Kuro is, in fact, no ordinary feline, but a servamp: a servant vampire.
Servamp is an action-adventure, animation, and comedy series that ran on AT-X. It ran for one season of 12 episodes between July 2016 and September 2016.
The series is filed under urban fantasy, cat, adoption, and teenage boy. It is adapted from a manga. Yuuto Suzuki appears as Sakuya Watanuki (voice), Takuma Terashima as Mahiru Shirota (voice), Yuki Kaji as Kuro (voice), and Tatsuhisa Suzuki as Tsubaki (voice).
American members can watch it on Crunchyroll and Crunchyroll Amazon Channel.
Bleach, Noragami, and Fruits Basket make useful companions to Servamp, all filed under friendship, japanese high school, and based on manga. TMDB voters put it at 8.2 out of 10 across 142 votes and it carries a TV-14 rating.