aoi_sakura_(seak5545) goddess_of_victory:_nikke d_(nikke) 1girl armpits audience black_dress breasts clothing_cutout curvy dress dutch_angle holding holding_microphone idol large_breasts microphone multicolored_hair navel navel_cutout night plump presenting_own_armpit purple_hair red_eyes singing single_thighhigh solo star_(sky) thighhighs two-tone_hair commentary_request highres second-party_source