Tokyo's rally has been building for years — and is now hitting overdrive.Kazuhiro Nogi/AFP via Getty Images Japan's stock market rally has hit fresh highs after Prime Minister Shigeru Ishiba's resignation adds political fuel. The leadership shake-up is fuelling bets on stimulus and looser policy, lifting sentiment. Global AI hype and a weak yen have global investors piling into Tokyo. A long-running rally in Japan's stock markets has broken into a full sprint, powered by new political fuel and a f ...