JAPAN MARCH INTERIM TRADE SURPLUS FALLS Japan's customs-cleared trade surplus fell to 1.89 billion dlrs in the first 10 days of March from a 1.91 billion surplus a year earlier, the Ministry of Finance said. The March interim surplus compared with a 1.70 billion dlr surplus in the same February period. FOB exports in the first 10 days of March rose 5.8 pct from a year earlier to 5.50 billion dlrs and CIF imports rose 9.7 pct to 3.61 billion. The average yen/dollar rate used for the statistics was 153.67 yen against 181.23 a year earlier.