Itsuki Maeda is a female freshman at Kirameki High School, born on January 12 (Capricorn), standing 153 cm tall with brown hair, blue eyes, and blood type O. She possesses a principled and competitive personality coupled with natural athletic ability across multiple sports. Her direct manner and masculine habits solidify her tomboy image. Soccer is her declared favorite and most rewarding pursuit, an enthusiasm bordering on obsession that often leads her to spontaneously dribble or warm up during downtime.

As the best player on the Kirameki High girls' soccer club, her passion manifests daily, like practicing while waiting for teammates. This eagerness extends to demonstrating skills when prompted. Beyond athletics, she displays mechanical aptitude linked to her family's business, listing tinkering with machines alongside soccer as a hobby.

Narrative contexts show her encountering others, such as Manabu Kobayashi during school activities. Casual play while waiting for teammates leads to interactions where her physical abilities are assessed, and she agrees to interviews or demonstrations when approached.

Her name reflects distinct traits: "Itsuki" combines "one" (一) and "rare/uncommon" (稀), while "Maeda" derives from "before/front" (前) and "rice field" (田).