Old pagan demon Bobo (aka. Bobbol, Buka, Matocha and several more names). His role was to punish witches which used witchery to bring misfortune upon innocent people. To do so, he transformed himself to the goat which scared shit out of the witches.
Hibiki from iDOLM@ASTER! YES! Hentai is healthy - I drew this during long storm now I am a bit too happy (beer inside) to draw despite, I did tried drawing when supah happy and it was fair. But now it's time to enjoy 7th episode. Aye~