**Question 1:** Who has been elected as the leader of Japan's ruling Liberal Democratic Party (LDP)?
**Answer:** Shigeru Ishiba has been elected as the leader of the Liberal Democratic Party (LDP).
**Question 2:** What position will Shigeru Ishiba assume following his election as LDP leader?
**Answer:** Shigeru Ishiba will be installed as Japan's prime minister.
**Question 3:** Who was Shigeru Ishiba's rival in the LDP leadership election, and what was her goal?
**Answer:** Shigeru Ishiba's rival was Sanae Takaichi, who aimed to become Japan's first female prime minister.
**Question 4:** What was the outcome of the runoff election between Ishiba and Takaichi?
**Answer:** Shigeru Ishiba won the runoff election by 215 votes to 194.
**Question 5:** What commitment did Shigeru Ishiba make regarding the party's reputation?
**Answer:** Shigeru Ishiba vowed to end the "widespread distrust" in the Liberal Democratic Party.