Hirohara

Hirohara may refers to:
 * Yukiko Hirohara: a heroine of Sin, Damnation and the Atonement Girl arc.
 * Tsukiko Hirohara: Yukiko's cousin who appears in 3days.
 * Mutsuko Hirohara: Yukiko's aunt.
 * Kijuurou Hirohara: Yukiko's grandfather.