1girl, armored_personnel_carrier, armored_vehicle, asimo_(hakurei10201), ass, assault_rifle, bad_pixiv_id, bullpup, call_of_duty, call_of_duty_4, female_pov, girls'_frontline, grass, gun, heads-up_display, iwi_tavor, outdoors, pantyhose, pov, reflex_sight, rifle, sig_mcx, sig_mcx_(girls'_frontline), sig_sauer, tar-21_(girls'_frontline), upskirt, weapon