Sanae Takaichi became Japan’s first female prime minister today. That leaves the U.S. as one of only four G20 countries that have never been led by a woman.

Liberal Democratic Party leader Sanae Takaichi appears back on track to becoming Japan first female prime minister.

Sanae Takaichi will likely become Japan's first female prime minister, thanks to a coalition between her party and a right-wing party. She is a security hawk.