These originals are Blue Exorcist.
Blue Exorcist’s Hentai Manga
Obey Me!!
Izumo Kamiki
Manga Night Exxxorcist
Shiemi Moriyama
Blue Exorcist’s Hentai CG
INCITE BLUE
Izumo Kamiki | Shiemi Moriyama | Shura Kirigakure
A Day With Izumo: Secret Devil’s Mischief
many character
Red Exorcist
many character
Teach Me! Shura Sensei DX
Shura Kirigakure
Red Exorcist 2
Shiemi Moriyama | Shura Kirigakure
Blue Exorcist’s Character
Blue Exorcist’s Link
wiki
Blue Exorcist’s Japan infomation
Official site
Blue Exorcist’s trivia
Blue Exorcist is called “青の祓魔師” in Japan.
“青” is Blue, and “祓魔師” is Exorcist.