Rule 34 Dev - 3boys =_= ? bald black_sweater brown_hair buck_teeth dayoon dekapan facial_hair fat fat_man frown heart heart_in_mouth iyami male_focus multicolored_clothes multicolored_sweater multiple_boys mustache old old_man osomatsu-san osomatsu_(series) sanpaku show_chiku-by smile sweater teeth touching_mustache turtleneck ugly_sweater|20180865276