Ango Sakaguchi (坂さか口ぐち 安あん吾ご,, Sakaguchi Ango?) is a government worker from the Special Division for Unusual Powers whose ability is Discourse on Decadence. He was close friends with Sakunosuke Oda and Osamu Dazai four years ago. He is a tall man with short, dark hair that has the bangs cut so they regularly show his eyebrows, and lightly-colored eyes behind circular framed glasses (though his hair is portrayed as somewhat messier.) He is serious, blunt, caring, can come off as emotionless.