1girl, 2boys, all_fours, asakura_ageha, chair, chouno_tsutomu, collared_shirt, comic, desk, eraser, eyebrows_hidden_by_hair, greyscale, indoors, kneehighs, monochrome, multiple_boys, necktie, notice_lines, on_chair, plaid_clothes, plaid_necktie, plaid_skirt, pleated_skirt, ryouma_(galley), school_chair, school_desk, shirt, short_sleeves, sitting, skirt, socks, translation_request, upskirt, yumeochi_-_yume_de_bokura_wa_koi_ni_ochiru