Japan’s current account surplus shrank to 128.4 billion yen ($944.5 million) in May, the Finance Ministry said Friday. Among key components, the country had a goods trade deficit of 1.95 trillion yen and a services trade deficit of 158.5 billion yen, according to preliminary data released by the ministry. Primary income, which reflects returns on overseas investments, posted a surplus of 2.4 trillion yen.