Prime Minister Sanae Takaichi on Saturday sent a ritual offering to Yasukuni Shrine in Tokyo, regarded by Japan’s neighbours as a symbol of the country’s past militarism, at the start of its three-day autumn festival. Takaichi, known as a conservative who routinely visited the Shinto shrine before becoming prime minister a year ago, was unlikely to visit the shrine during the festival, a source close to her said, amid strained relations with China and relatively stable ties with South Korea. The...