Rule 34 Dev - artist_name black_neckerchief black_skirt blue_sailor_collar blush breasts brown_hair censored chair chalkboard classroom cowboy_shot crotch_rub desk embarrassed exhibitionism female female_masturbation green_eyes heavy_breathing highres lifted_by_self long_hair looking_to_the_side masturbation navel neckerchief nipples no_bra no_panties nushi_ma original parted_lips pleated_skirt ponytail public_indecency sailor_collar school_uniform serafuku skirt small_breasts solo sound_effects speech_bubble standing table_humping translated twitter_username|9682379712