1girl, black_thighhighs, blonde_hair, blue_bow, blue_bowtie, blue_sailor_collar, blue_skirt, blush, bow, bowtie, classroom, closed_mouth, cloud, crying, crying_with_eyes_open, desk, envelope, hair_ornament, hand_up, holding, holding_envelope, incoming_letter, indoors, jjuha6, long_hair, looking_at_viewer, love_letter, original, outstretched_arm, pleated_skirt, red_eyes, sailor_collar, school_uniform, serafuku, shirt, short_sleeves, skirt, solo, standing, sunset, tears, thighhighs, very_long_hair, white_shirt, window, zettai_ryouiki