2girls, arms_up, black_jacket, black_socks, black_thighhighs, blonde_hair, blue_eyes, blue_panties, bound, bound_wrists, bow, bowtie, breasts, brown_eyes, closed_mouth, cosmic_(crownclowncosmic), eye_contact, green_hair, jacket, kneehighs, long_hair, long_sleeves, looking_at_another, lying, medium_breasts, miniskirt, multiple_girls, on_back, open_mouth, panties, pantyshot, pleated_skirt, red_bow, red_bowtie, red_skirt, sakura_futaba_(tsui_yuri_okaa_san_ni_wa_naisho_da_yo), sakura_ichika, school_uniform, siblings, sisters, skirt, socks, straight_hair, thighhighs, tsui_yuri_okaa_san_ni_wa_naisho_da_yo, twintails, underwear, yuri