	 surplus cut would benefit japan sumita bank of japan governor satoshi sumita said it is in japan s national interest to make greater efforts to reduce its  surplus he told business executives the most important issues for the world economy are the correction of international  imbalances and a solution to the world debt problem to this end japan and the u s must make medium and long term efforts to alter economic structures which have expanded the  gap between the two nations world economic growth and therefore an expansion of debtor countries export markets are needed to solve the debt issue he added reuter 
