Rule 34 Dev - 10s 1girl black_socks brown_hair cardigan couch female_focus fetal_position flower full_body green_eyes green_upholstery idolmaster idolmaster_cinderella_girls kneehighs loafers long_hair long_legs looking_at_viewer mosha_densou open_mouth school_uniform shibuya_rin shoes simple_background sitting socks solo white_background|6125045238