Shirou Mozuyama

Shirou Mozuyama (水山 四郎 Mozuyama Shirō) is a professor at the Imperial Capital University and the biological father of Rui Sagisawa where Shirou has raped Shouko Shiginuma.

Personality
Shirou is a cruel man who views his students as test subjects and uses them as lab rats as he killed Hiwako Hoshikawa (Hisui Hoshikawa's mother) by taking a lot blood samples from her.

Etymology

 * The name Shirou means "four" (四) (shi) and "son" (郎) (rou).
 * Shirou's surname Mozuyama means "water" (水) (mozu) and "mountain hill" (山) (yama).

Trivia

 * Shirou is friends with Takashi Shiginuma.
 * Shirou knows how to make fake Japanese style books.