Tokyo, sept.27 (xinhua) -- shigeru ishiba on friday won the presidential election of japan's ruling liberal democratic party (ldp) to succeed prime minister fumio kishida.Fumio kishida[a] (born 29 july 1957) is a japanese politician who served as prime minister of japan and president of the liberal democratic party from 2021 until his resignation in 2024.Shigeru ishiba[a] (born 4 february 1957) is a japanese politician who served as prime minister of japan and president of the liberal democratic party (ldp) from 2024 until his resignation in 2025.The current holder of the position is sanae takaichi, who was elected to the position 4 october 2025, following her victory in the party's presidential election, becoming the first female president of the party.Tokyo, sept.28 (xinhua) -- shigeru ishiba on friday won the presidential election of japan's ruling liberal democratic party (ldp) to succeed prime minister fumio kishida.