去留反转风波后，石破茂首相之位仍岌岌可危

Group 1 - The core issue in Japanese politics is the potential resignation of Prime Minister Shigeru Ishiba following the ruling coalition's defeat in the July 20 Senate elections, which has led to a significant drop in his cabinet's approval ratings [1][2][4] - The ruling coalition, consisting of the Liberal Democratic Party (LDP) and Komeito, has lost its majority in both houses of the National Diet for the first time since the LDP's establishment in 1955, raising concerns about the stability of Ishiba's government [2][4] - Ishiba's leadership is under pressure from within the LDP, with calls for accountability regarding the election loss, and some party members reportedly collaborating with media to push for his resignation [3][4][6] Group 2 - The recent Senate election results reflect a shift in Japan's political landscape, with the emergence of the populist conservative party, which gained 14 seats, indicating a fragmentation of the traditional political order dominated by the LDP and Komeito [9][10] - The LDP's loss of majority status complicates its ability to pass legislation, necessitating cooperation with opposition parties on key issues, which may lead to increased compromises [8][10] - The rise of the new conservative party and its anti-immigration stance has sparked controversy and could impact Japan's international relations, particularly with neighboring Asian countries [9][10]