1girl, beret, black_shirt, black_skirt, blonde_hair, blush, buttons, closed_mouth, double-breasted, green_eyes, hair_ornament, hat, head_tilt, indie_virtual_youtuber, knees_up, legs, looking_at_viewer, lying, nayuyu1105, no_shoes, on_back, pinstripe_pattern, pom_pom_(clothes), pom_pom_hair_ornament, red_headwear, red_sailor_collar, red_socks, sailor_collar, shadow, shigure_ui_(1st_costume)_(vtuber), shigure_ui_(vtuber), shirt, short_hair, simple_background, skirt, smile, socks, solo, striped, thighs, unworn_headwear, upside-down, virtual_youtuber, white_background