Full-body official illustration of kallen kouzuki, a girl with spiky red hair and a red headband, featuring dark blue eyes, wearing a brown, sleeveless tunic-style top, her navel is visible, matching short shorts, long dark red thigh-high boots Standing pose with one hand on her hip, looking directly at the viewer with a subtle confident smirk. Clean cel-shaded vector linework, full body shot isolated on a solid white background.