Asian shares mixed amid Wall Street's AI enthusiasm; Nikkei 225 rose, S&P/ASX 200 fell.

Asian shares were mixed on Friday amid Wall Street's ongoing enthusiasm for AI technology, pushing US indexes to new records. The Bank of Japan maintained its monetary policy and announced plans to reduce government bond purchases gradually. The Nikkei 225 rose 0.4%, while the S&P/ASX 200 fell 0.3%. Global financial markets are impacted by AI enthusiasm on Wall Street.