1girl ahoge avril_lavigne azur_lane bangs bare_shoulders black_hair black_legwear crossed_bangs eighth_note eyebrows_visible_through_hair holding holding_microphone japanese_clothes karaoke kikusui_karakuchi kimono long_hair mask mask_on_head microphone music musical_note open_mouth red_eyes red_kimono singing taihou_(azur_lane) thighhighs tied_hair very_long_hair yandere