- Shigeru Ishiba is set to be appointed Japan's prime minister on Tuesday.
- On Friday, he narrowly won the presidency of Japan's ruling Liberal Democratic Party.
- Ishiba has previously suggested that Japan's military pact with the US should be overhauled.
Shigeru Ishiba, a former defense and agriculture minister, is set to become Japan's next prime minister.
The 67-year-old narrowly won the presidency of the ruling Liberal Democratic Party (LDP) on Friday. He will be elected prime minister by the LDP-controlled parliament on Tuesday.