2girls, all_fours, ass, black_hair, black_nails, black_socks, blue_sailor_collar, blurry, blurry_background, brown_hair, depth_of_field, feet, from_behind, green_panties, hair_between_eyes, hand_up, hibike!_euphonium, indoors, kneehighs, knees_up, kousaka_reina, legs, long_hair, looking_at_viewer, looking_back, medium_hair, multiple_girls, nail_polish, neckerchief, no_pants, no_shoes, open_mouth, oumae_kumiko, panties, pink_neckerchief, ponytail, purple_eyes, purple_panties, sailor_collar, sbel02, school_uniform, serafuku, shirt, short_sleeves, sitting, socks, soles, toes, underwear, v, white_shirt, white_socks, yellow_eyes