Rule 34 Dev - 1girl apron arisugawa_yuki blue_eyes blue_jacket blush book closed_mouth collared_shirt grey_hair hair_between_eyes highres holding holding_book jacket kanojo_wo_deresaseru_houhou_wo_shourai_kekkon_suru_ore_dake_ga_shitteiru long_hair long_sleeves looking_at_viewer pink_apron shirt smile solo two-handed upper_body yugaa|25128211797