1girl absurdres artist_name black_choker black_pantyhose black_sweater blue_shorts choker closed_mouth commentary cowboy_shot cropped_legs denim denim_shorts girls_band_cry grey_eyes grey_hair hands_in_pockets highres kawaragi_momoka long_hair long_sleeves looking_at_viewer pantyhose postnoir shorts simple_background solo sweater white_background  1girl bass_guitar blue_hair blush bocchi_the_rock! fender_precision_bass highres instrument long_sleeves mole mole_under_eye music playing_instrument postnoir school_uniform shimokitazawa_high_school_uniform short_hair yamada_ryou yellow_eyes