|Ishijima Jouji石島 丈治|
|Hair||Black, Parted to Side, Short|
|Clothes||Necktie, Pocket Square, Ring, Suit|
|Visual novels||Side character - Divi-Dead|
|Voiced by||Wakamoto Norio (Uncredited)|
Mr. Ishijima is the Dean of Asao Private School and Ranmaru's uncle. He is a strict and cold person. Likes to drink brandy.