Yondemasuyo, Azazel-san.
Alternative title(s): よんでますよ、アザゼルさん。
Released in: 2010
Episodes: 4
The story revolves around the detective Akutabe, his assistant Rinko Sakuma, and the various magical demons that Akutabe uses for his cases.
Torrents take always to long for me, so after a small search i found a other way to get it
http://www.megaupload.com/?d=R2RWHDLN