"The Infra-Pacific region's infrastructure and investment to receive $50 billion in additional assistance over five years," Kishida told reporters following a Quad summit in Tokyo.
The Quad Summit in Tokyo is only the second time that the leaders of the four nations have met in person, with the first in-person meeting having taken place at the White House last September.
The Quadrilateral Security Dialogue summit is an informal strategic dialogue between the US, Japan, Australia and India. The format was initiated by ex-Japanese Prime Minister Shinzo Abe in 2007 as a consultative mechanism, launched amidrising tensions between Washington and Beijing to address the situation in the Indo-Pacific region.