1girl :/ ahoge arm_behind_head armpits arms_up bangs bare_arms bare_shoulders black_ribbon black_skirt black_thighhighs black_wings blue_archive center_frills closed_mouth collared_shirt frilled_shirt frills grey_background hair_ribbon highres hina_(blue_archive) horns long_hair lookhow looking_at_viewer low_wings miniskirt multiple_horns parted_bangs pencil_skirt purple_eyes ribbon shirt shirt_tucked_in sitting skirt sleeveless sleeveless_shirt solo thighhighs thighs two-tone_background very_long_hair white_background white_hair white_shirt wings zettai_ryouiki