Rule 34 Dev - 00s 1boy 5girls black_hair brown_hair covering_own_ears closed_eyes formal houzuki_yuuno ina_(gokihoihoi) inuzuka_yayoi kuhouin_murasaki kure-nai kurenai kurenai_shinkurou microphone multiple_girls music mutou_tamaki pinky_out ponytail purple_hair singing yamie|528536034