1girl, ahoge, animal_ears, bare_shoulders, brown_hair, char's_counterattack, char's_counterattack_-_beltorchika's_children, cosplay, crop_top, darley_arabian_(umamusume), green_eyes, grey_background, gun, gundam, holding, holding_gun, holding_weapon, horse_ears, kionaoki, leggings, long_hair, looking_at_viewer, midriff, navel, nightingale_(gundam), nightingale_(gundam)_(cosplay), off-shoulder_shirt, off_shoulder, pants, purple_pants, red_shirt, rifle, shirt, smile, solo, standing, stomach, umamusume, weapon