Fushigi no Maria-kun Manga不思議のマリア君; Fushigi no Maria Kun; Wondrous Maria-Kun
(From the inner flap of the 1st Volume) "Ordinary high school girl, Nanami Tokuko’s childhood friend, Abe Maria, is the world’s last pureblood vampire!! For 10 years, Tokuko has been encouraging him to become a part of human society, and since then, Maria has come to love humans. As such, Tokuko happily watches over Maria. This couple's story is the world’s most gentle vampire comedy."