1girl, ahoge, anastasia_(idolmaster), black_bra, blue_eyes, blush, bra, bra_peek, bra_visible_through_clothes, breasts, button_gap, cleavage, finger_to_mouth, idolmaster, idolmaster_cinderella_girls, leaning_forward, neck_ribbon, plaid, plaid_skirt, ribbon, rum_raisin_(chihiromakita19), school_uniform, shirt, short_hair, simple_background, skirt, smile, solo, underwear, white_background, white_hair, white_shirt