New York, Sept. 23 -- Japan Prime Minister Sanae Takaichi's first day at the United Nations General Assembly in New York was marked by a series of high-level meetings, including discussions with US President Donald Trump on China and North Korea, reaffirmation of Tokyo's support for Ukraine, and a push for United Nations reform, including expansion of the UN Security Council.

Takaichi held a Japan-US summit meeting with Trump on Tuesday on the sidelines of the UNGA, describing the talks as "very open and cordial" and saying the two leaders held "solid discussions" on cooperation across a wide range of fields and regional situations.

According to Takaichi, the meeting marked the fourth time she has met Trump since the G7 Evian Summit in ...