1girl, armpits, bed, blue_eyes, blue_vest, blush, bra, breasts, brown_hair, cropped_shirt, hair_flaps, hair_ornament, hair_ribbon, hairclip, hololive, long_hair, lying, medium_breasts, midriff, miniskirt, navel, on_back, open_clothes, open_mouth, open_shirt, panties, red_ribbon, ribbon, shirt, skirt, sleeveless, sleeveless_shirt, solo, star_(symbol), star_hair_ornament, tikuwazyousyou, tokino_sora, tokino_sora_(1st_costume), underwear, vest, virtual_youtuber, white_panties, white_shirt