India, Aug. 22 -- The Japanese yen weakened against other major currencies in the Asian session on Friday, as traders speculate uncertainty over the likely timing of the Bank of Japan's (BoJ) next rate hike.

Asian stock markets traded mostly higher, despite the broadly negative cues from Wall Street overnight, as traders remain cautious amid lingering uncertainty about the outlook for interest rates ahead of U.S. Fed Chair Jerome Powell's highly anticipated speech at the Jackson Hole Economic Symposium later in the day.

Powell's remarks could have a significant impact on the outlook for rates ahead of the Fed's next monetary policy meeting in September.

Ahead of Powell's speech, CME Group's FedWatch Tool is currently indicating a 73.6 pe...