1girl, exoskeleton, full body, green eyes, green hair, green nails, grey background, hair ornament, hashitsuki nata, holding, holding weapon, long sleeves, looking at viewer, lying, medium hair, monster girl, monsterification, nail polish, nata tool, on stomach, open mouth, reaching, ribs, shirt, simple background, skeleton, solo, tail, twintails, weapon, white shirt, wide sleeves