1girl, ahoge, animal_ears, bare_shoulders, bell, blonde_hair, blue_eyes, braid, cat_ears, cat_tail, crown, detached_sleeves, dress, green_nails, hair_ornament, hairpin, long_hair, looking_at_viewer, low_twintails, millie_parfait, millie_parfait_(2nd_costume), nail_polish, nijisanji, nijisanji_en, official_alternate_costume, open_mouth, sakai_eri_(illustratoreri), simple_background, solo, tail, tail_bell, tail_ornament, twintails, very_long_hair, virtual_youtuber, white_background, white_dress