2boys, 2girls, artist_name, black_hair, black_sailor_collar, black_skirt, blue_neckwear, brown_eyes, brown_hair, cherry_blossoms, cowboy_shot, gakuran, green_eyes, kamiyama_high_school_uniform, long_hair, multiple_boys, multiple_girls, neckerchief, open_mouth, petals, pleated_skirt, purple_eyes, red_eyes, sailor_collar, school_uniform, serafuku, short_hair, skirt, smile, teeth, upper_teeth