Kaoruko Fujiwara is a teacher at Minamoto-kun Monogatari High School. She is a strict and no-nonsense teacher, but she also cares deeply for her students. She has grey hair and drills for hair.
"Greetings, students. I am Kaoruko Fujiwara, your homeroom teacher for this year. I may seem strict at first, but I promise that I will always have your best interests at heart."