oh_kyoung_hwan, kazusa_(band)_(blue_archive), kazusa_(blue_archive), year_2024, 1girl, aqua_wristband, bass_guitar, belt, black_mask, clothes_around_waist, colored_inner_animal_ears, colored_inner_hair, extra_ears, fender_jazz_bass, halo, holding, holding_bass_guitar, holding_instrument, instrument, jacket, jacket_around_waist, mask, mask_pull, mouth_mask, multicolored_hair, pink_halo, solo, thigh_belt, thigh_strap, highres, blue_archive