1girl, black_hair, blush, feet, foreshortening, grey_eyes, hcz_n, legs, long_hair, looking_at_viewer, low_twintails, lying, nail_polish, nijisanji, no_shoes, on_back, pantyhose, parted_lips, ponto_nei, ponto_nei_(1st_costume), red_nails, sailor_collar, sailor_shirt, shirt, shorts, smile, soles, solo, spread_legs, toe_scrunch, toes, twintails, virtual_youtuber, white_pantyhose