1girl, assault_rifle, blue_hair, bullpup, collared_shirt, covered_navel, dutch_angle, fingerless_gloves, girls'_frontline, gloves, gun, hand_on_headphones, holding, holding_gun, holding_weapon, iwi_tavor, leotard, leotard_under_clothes, long_hair, looking_at_viewer, mecha_musume, pantyhose, rifle, robot_ears, shirt, solo, tar-21_(girls'_frontline), thigh_strap, weapon, white_leotard, yellow_eyes, yukimichi_(nieko)