1girl, armpits, arms_up, artist_name, black_sports_bra, breasts, cleavage, collarbone, hair_over_eyes, karasawa_miko, large_breasts, long_hair, nijisanji, nijisanji_en, ponytail, purple_eyes, purple_hair, selen_tatsuki, simple_background, solo, sports_bra, tying_hair, underboob, virtual_youtuber