A typhoon moving northward from the Pacific could make landfall on Japan's main island on Tuesday, possibly bringing heavy rain to Tokyo, where the Olympics are under way, the weather agency said Monday.As Typhoon Nepartak is expected to approach east and northeastern Japan, some Olympic events, including soccer matches in Miyagi and Ibaraki prefectures, may be affected, with the Japan Meteorological Agency warning of heavy rain, strong winds and high waves.The eighth typhoon of the year was moving west at about 30 kilometers per hour in the Pacific as of 9 p.m. Monday. It had an atmospheri…READ FULL ARTICLE