Rule 34 Dev - 1girl :p angry arms_behind_back bangs bdsm blush bondage bound braid breasts chalk chalkboard character_request classroom cleavage collar desk dutch_angle eraser frills game_cg glasses huge_breasts indoors linked_piercing lock looking_at_viewer milf miniskirt name_tag nipple_piercing nipple_rings nipples no_bra open_clothes open_mouth open_shirt padlock pencil_skirt piercing ponytail public_nudity purple_eyes purple_hair rinkan_club ruler shirt short_hair side_ponytail skirt sleeveless sleeveless_shirt solo source_request standing sumeragi_kohaku swept_bangs teacher tongue tongue_out tongue_piercing yamasaki_suzuko|268166