1girl, barefoot, blue_eyes, blue_hair, blush, closed_mouth, feet, foreshortening, hair_ornament, hairclip, hand_on_own_chin, hand_on_own_leg, hands_on_feet, hugging_own_legs, idolmaster, idolmaster_million_live!, idolmaster_million_live!_theater_days, katsu_(kana), knees_up, legs, long_hair, looking_at_viewer, pleated_skirt, sailor_collar, school_uniform, shiraishi_tsumugi, short_sleeves, simple_background, skirt, soles, solo, toenails, toes