Japan has gained $30.6 billion from its discovery of cobalt and nickel reserves in the ocean floor near Minami-Tori-shima.The value of the discovery has surged despite the new wave of tariffs imposed by President Trump.The cobalt and nickel reserves are crucial components in electric vehicle (EV) batteries and could make Japan more self-sufficient.While global markets are in turmoil, Japan's discovery symbolizes optimism and opportunity amid economic uncertainty.