Japan's opposition National Democratic Party held a party leadership election on September 6. The current party leader Yuichiro Tamaki defeated his rival, Hashimoto Mikihiko, a member of the House of Representatives, and was re-elected until the end of September 2029.

Japan's opposition National Democratic Party held a party leadership election on September 6. The current party leader Yuichiro Tamaki defeated his rival, Hashimoto Mikihiko, a member of the House of Representatives, and was re-elected until the end of September 2029.