Ako Shikawa is a junior high school student from Kashiwa City in Chiba Prefecture, born on September 17. She stands 159 centimeters tall, weighs 43 kilograms, and has blood type A. Academically, she excels in mathematics, English, and music, but struggles with language-focused subjects and physical education. She plays the tenor saxophone in her school band. Her personality blends moodmaking energy with bullying tendencies, and she embodies tsundere traits, appearing prickly on the outside while concealing genuine care. Her everyday life in Kashiwa sometimes intersects with surreal or fantastical elements.