Rule 34 Dev - 1girl armpits artist_request bare_shoulders barefoot bikini bikini_bottom_only black_bikini black_hair blush breasts brown_eyes collarbone crying crying_with_eyes_open embarrassed feet female_focus hair_ornament holding holding_bikini holding_bikini_bottom idolmaster idolmaster_cinderella_girls japanese_text kneeling knees_together_feet_apart legs legs_together long_hair long_twintails looking_to_the_side low_twintails medium_breasts micro_bikini midriff monochrome nakano_yuka namco navel neck simple_background sweat sweatdrop swimsuit tears thighs thighs_together toes traditional_media trembling twintails undressing white_background|13176988110