1girl, armor, bangs, cannon, caterpillar_tracks, centurion_(tank), closed_mouth, dress_shirt, eyebrows_visible_through_hair, frown, full_body, greaves, greyscale, ground_vehicle, gun, hair_ribbon, headphones, holding, holding_gun, holding_weapon, jacket, long_hair, long_sleeves, looking_at_viewer, mecha_musume, military, military_uniform, military_vehicle, miniskirt, monochrome, motor_vehicle, necktie, one_side_up, pleated_skirt, ribbon, selection_university_military_uniform, shield, shirt, sketch, skirt, socks, solo, standing, tank, thigh_strap, uniform, weapon