According to Jinshi Data, the Nikkei 225 index closed up 2.3% at 39,829.56 points on September 27, the highest closing level since the end of July. The market is concerned that Japan's next prime minister may support economic stimulus measures. Economists at SMBC Nikko Securities said that Sanae Takami, who is leading in the ruling party leader election, does not favor interest rate hikes and calls for expansionary fiscal policies.