日股，大涨！首相石破茂决定辞职

Group 1 - The Japanese stock market opened higher, with the Nikkei 225 index rising by 1% and reaching a peak increase of over 1.4% [1] - The Tokyo Stock Exchange index surpassed the previous high on August 18, reaching a historical peak of 3135.77 points, with an intraday increase of over 0.9% [8] Group 2 - Japanese Prime Minister and Liberal Democratic Party (LDP) President Shigeru Ishiba announced his resignation and will not run for re-election as LDP president [3][4] - Ishiba expressed his responsibility for the party's previous electoral failures and acknowledged the public's distrust in politics, particularly regarding the LDP's "black money" scandal [4] - Analysts suggest that Ishiba's resignation was influenced by significant internal party pressure to prevent further division within the LDP [5] - Potential candidates to succeed Ishiba include prominent figures such as Sanae Takaichi, Yoshihide Suga, and others who previously competed against him [5] - The LDP currently faces a "double minority" situation in both houses of parliament, complicating the selection of a new president and prime minister [6] - Even if a new LDP president is elected, they will encounter significant political challenges, particularly in regaining a majority in the House of Representatives and addressing ongoing issues related to U.S.-Japan tariff agreements [7][9]