3girls, asymmetrical_legwear, bronya_zaychik, drum, elysia_(honkai_impact), guitar, hat, holding, holding_microphone, honkai_(series), honkai_impact_3rd, instrument, kiana_kaslana, microphone, microphone_stand, midriff, multiple_girls, piano, ponytail, raiden_mei, sitting, thigh_strap, thighhighs