1girl, bare_arms, bare_shoulders, black_skirt, blue_bra, blue_hair, blue_panties, bra, breasts, brown_eyes, brown_hair, closed_mouth, frown, hiroki_(yyqw7151), hozuki_momiji, knee_up, light_blue_hair, looking_at_viewer, multicolored_hair, no_shirt, onii-chan_wa_oshimai!, panties, panty_peek, short_hair, short_ponytail, simple_background, sitting, skirt, small_breasts, solo, suspender_skirt, suspenders, suspenders_removed, training_bra, two-tone_hair, underwear, undressing, white_background