1girl, anno_masato, ass, bare_shoulders, breasts, couch, fang, from_behind, hair_ribbon, heterochromia, hololive, houshou_marine, houshou_marine_(1st_costume), leotard, long_hair, looking_at_viewer, medium_breasts, open_mouth, red_eyes, red_hair, ribbon, sitting, solo, thighhighs, twintails, virtual_youtuber, yellow_eyes