The loss is another blow to Ishiba's coalition, making it a minority in both houses following its October defeat in the lower house election, and worsening Japan's political instability.

Japanese Prime Minister Shigeru Ishiba’s ruling coalition failed Monday to secure a majority in the 248-seat upper house in a ...

The governing coalition of Prime Minister Shigeru Ishiba is likely to lose a majority in the smaller of Japan's two parliamentary houses in a key election Sunday, according to exit polls, worsening ...

The Japanese government said it is responding to "crimes and nuisances committed by some foreigners and inappropriate use of ...