SoftBank overtakes Toyota after more than 20 years to become Japan’s largest company Financial Times Japan's Nikkei tops 67,000 for first time on AI boost; SoftBank becomes Japan's most valuable firm Yahoo Finance SoftBank hires banks for US IPOs of SB Energy and AI robotics spinoff Roze, sources say Reuters SoftBank Shares Hit Record With Lift From OpenAI IPO Hopes Bloomberg.com SoftBank Set to Dethrone Toyota as Japan’s Most Valuable Company Bloomberg.com