0405 GMT -- Dollar inched lower against the yen in early afternoon after the Bank of Japan's policy board decided to keep monetary policy unchanged. -- The BOJ said the decision by the board was unanimous. -- The central bank said it will keep a five-trillion yen target for current account deposits and reiterated that it would provide ample liquidity if the risk of market instability rises. -- Dollar at 124.12/17 yen versus 124.25/28 at 0400 GMT before the BOJ announcement. Dollar/yen intraday range so far is 123.84 to 124.33. -- Traders report offers at 124.20 and 124.50 and still unsure if there are further carry trades waiting to be unwound. -- Euro little changed at 105.77/87 yen versus 105.60 yen in late New York on Thursday.