Japan’s prime minister is set to arrive in Australia to strengthen ties with one of her country’s strongest allies as she seeks to build on an updated regional strategy laid out in Vietnam.Prime Minister Sanae Takaichi is scheduled to touch down late on Sunday local time in Canberra for the three-day visit, which will focus on defence, critical minerals and broader economic security. The two countries have grown increasingly concerned about the changing security and economic environment in the region, with Japan taking a more assertive military stance and looking to build economic ties and stable supply chains with nations...