1girl animal_ear_fluff animal_ears bare_legs bare_shoulders barefoot bed blonde_hair blush cameltoe collar feet flat_chest full_body heart heart-shaped_pupils highres leotard loli long_hair masurao_(sekaiju) masurao_2_(sekaiju) naga_u on_bed open_mouth pillow pink_eyes ponytail rabbit_ears rabbit_girl red_collar sekaiju_no_meikyuu sekaiju_no_meikyuu_5 sitting smile soles solo strapless strapless_leotard symbol-shaped_pupils tan toes