1girl, ahoge, animal_ears, bags_under_eyes, breasts, collar, fake_animal_ears, fang, grey_background, grey_hair, hair_ornament, hair_ribbon, hayama_marin, hayama_marin_(3rd_costume), holding, holding_collar, leash, looking_at_viewer, medium_breasts, mole, mole_under_eye, neckerchief, nijisanji, open_mouth, pom_pom_(clothes), ribbon, sailor_collar, shirt, simple_background, skin_fang, sleeveless, sleeveless_shirt, solo, suspenders, upper_body, virtual_youtuber, yukihiroyuki