Japan on Tuesday defied South Korea's calls for the ending of tighter controls on some technology-related material exports to the Asian neighbor, offering no respite in growing tensions over what Tokyo views as a matter of national security.A day after President Moon Jae In called for a "sincere" discussion, South Korea's trade minister said arrangements are being made for talks to be held in Tokyo on Friday to discuss the issue.South Korea denounced the Japanese measure as going against the spirit of free trade and demanded its withdrawal at a meeting of the World Trade Organization in Gen…READ FULL ARTICLE