Vampire

http://www.mangago.zone/read-manga/vampire_library/
http://www.mangago.zone/read-manga/kohitsuji_project/
http://www.mangago.zone/read-manga/pathos/
http://www.mangago.zone/read-manga/radical_blood_monster/
http://www.mangago.zone/read-manga/homemade_vampire/
http://www.mangago.zone/read-manga/koyoi_wa_kimi_to_chi_no_kisu/
http://www.mangago.zone/read-manga/sweet_blood_kim_se_young/
http://www.mangago.zone/read-manga/melty_night/
http://www.mangago.zone/read-manga/yamiiro_no_aijin/

If you don't mind reading 'ongoing'. Recently, there're many new promising Vampire BL.
- Shape-shifter ● Vampire ● Merman ● Demon
http://www.mangago.zone/home/mangalist/1491/