The Japanese leader will hold talks with Vietnamese President To Lam as both sides aim to boost bilateral ties amid a drop in Japanese investment in Vietnam. HANOI: Japan's Prime Minister Sanae Takaichi will meet top Vietnamese leaders in Hanoi on Saturday (May 2), with Japanese media saying she will make a speech touting a "free and open" Indo-Pacific region. The trip is Takaichi's first to Vietnam since becoming prime minister in October and she aims to deepen bilateral cooperation on energy