An employee of Japan's microprocessor maker Renesas Electronics works at the company's Naka wafer fabrication factory in Hitachinaka, Ibaraki prefecture. A decline in the competitiveness of domestically-produced Japanese electronic products abroad may have come to an end, an index complied by Meiji Yasuda Life Insurance shows, as the yen's sharp slide against the dollar has finally started boosting the value of the country's exports.