SoftBank Group's stock price climbed due to Masayoshi Son's plan to establish a $10 billion AI chip company. Son will invest $30 billion, with plans to name the company Izanagi, competing in the global semiconductor market. This initiative could surpass Microsoft's investment in OpenAI, and Son has high hopes for the future of artificial intelligence. SoftBank's stock rose by 30%, as Son sees immense opportunities in the AI sector.