Shinobu Takamiya

鷹宮 忍

He is a first-year formerly from Daten High School. He is the former head of the Fallen Angels but remains the leader of the gang's members. [Spoiler] His demon is Lucifer. However, depicted in the manga, Lucifer seems to be entrapped within a small female body. Takamiya received Lucifer when he was very young which led to who he is today. [/Spoiler] (Source: Beelzebub Wikia)