Rule 34 Dev - 1girl arm_up baseball_cap blue_hat blue_serafuku brown_hair clenched_hand glasses hat highres houkago_teibou_nisshi imminent_punch life_vest oono_makoto opaque_glasses ponytail sailor_collar school_uniform serafuku simple_background sketch solo upper_body white_background white_hat yamashita_shun'ya|12270424257