A photorealistic 8K depiction of a traditional Japanese katana, featuring a polished curved steel blade with a visible hamon temper line. The sword showcases authentic craftsmanship with an ornate tsuba hand guard, black silk-wrapped tsuka handle over white same ray skin, and detailed menuki ornaments beneath the wrapping. The blade includes a brass habaki collar and rests in a lacquered wooden saya scabbard with a silk sageo cord. Dramatic lighting highlights the mirror polish and folded steel grain pattern, offering a museum-quality presentation of this legendary weapon forged through centuries of tradition.