"Five-Girl" is a popular character from the anime and manga series called Kaguya-sama: Love Is War. She is one of the main characters and is known for her intelligence and strong personality. Her real name is Miko Iino, and she serves as the student council secretary at Shuchiin Academy. In the series, Five-Girl often finds herself in comedic situations due to her strict adherence to rules and her interactions with other characters, particularly Kaguya Shinomiya and Shirogane Miyuki. Her character adds depth to the story, showcasing themes of love, rivalry, and personal growth.