TOKYO (AP) — Japanese Prime Minister Shigeru Ishiba said Monday he will stay in office to tackle challenges such as rising prices and high U.S. tariffs after a weekend election defeat left his coalition with a minority in both parliamentary chambers.

STORY: Japanese Prime Minister Shigeru Ishiba vowed to remain in office on Monday after his ruling coalition suffered a bruising defeat in upper house elections the day prior.“I am not currently thinking of a deadline regarding how long I will continue.

The LDP lost its majority in the lower house when Ishiba called a snap general election last October. The LDP has not been in a minority position in both houses simultaneously since its foundation in 1955.