The announcement of the Japanese Prime Minister's resignation ignited a significant surge in Japan's Nikkei stock average. Such a sudden political change often leads to market volatility, but investors are seemingly buoyant with the prospect of upcoming reforms and changes. While we don't yet know who the successor will be, this new development paints a cautiously optimistic fiscal landscape in Japan.

In Japan, the resignation of a Prime Minister often sparks considerable public interest, as it entails not just a leadership change but a potential shift in policies. Given Japan's economic clout, such political decisions can significantly sway its stock market and investor sentiments. People are wary about how this change will influence their financial future and Japan's international relations.

Similarly, political changes in the US or EU, such as a president or prime ministerial shift, can immensely influence the markets. Investors watch these situations closely, adjusting their strategies according to predicted policy changes and political stability.