Hyperrealistic 3D render of a stoic samurai warrior in 4K resolution. He is clad in traditional samurai armor (yoroi) made of intricately detailed, black lacquered metal plates with crimson silk cords. The armor features a fearsome menpo (face mask) with a fierce expression and a kabuto (helmet) adorned with a golden crescent moon maedate (crest). He grips a katana with a meticulously crafted hilt and a polished steel blade reflecting the ambient light. The samurai stands in a dynamic pose