Ako Shikawa is a junior high school student hailing from Kashiwa City in Chiba Prefecture, celebrating her birthday every September 17th. She measures 159 centimeters in height and weighs 43 kilograms, with blood type A.

Her academic strengths shine in mathematics, English, and music, though she faces challenges in language-focused subjects and physical education. She dedicates her extracurricular time to the band club, skillfully playing the tenor saxophone.

Ako’s personality blends bullying inclinations with moodmaking energy, often injecting liveliness into social gatherings. She embodies the tsundere archetype, presenting a prickly exterior that conceals genuine care.