The Trans Pacific Partnership senior leaders meeting in Sydney, Australia, August 28, 2017. REUTERS/Jason Reed

Umemoto said TPP negotiators made significant progress after a 2-day meeting in Tokyo. They will meet again in Japan next month and aim to reach a broad agreement in November at an Asia-Pacific Economic Cooperation summit in Vietnam. The TPP, which was signed last year, involves Australia, Brunei, Canada, Chile, Japan, Malaysia, Mexico, New Zealand, Peru, Singapore, the US, and Vietnam.