By Sarah Turner
SYDNEY (MarketWatch) -- Japanese shares declined on Monday, retreating from Friday's hefty gains ahead of the start of a two-day policy rate meeting at the Bank of Japan. Exporters giving back a fraction of recent gains included Fuji Heavy Industries Ltd. JP:7270 -3.84% FUJHY +0.19% , down 1.8%, and Mitsubishi Motors Corp. JP:7211 -3.16% MMTOF +4.08% , down 2.1%. The sector has rallied recently amid yen weakness fueled by expectations that the Bank of Japan will introduce deflation-fighting measures at its meeting. Financials and industries were also seeing notable selling on Monday, with Nomura Holdings Inc. JP:8604 -1.43% NMR -0.72% down 2.6%, and Fanuc Corp. JP:6954 -3.88% FANUY -0.11% lower by 3.5%.