A SoftBank Corp. subsidiary operating Yahoo Japan online services gained shareholders' approval Wednesday on its merger with messaging app provider Line Corp. aimed at creating Japan's largest online service company by October to better compete with U.S. and Chinese tech giants."We will get buried in a crowded market if we continue to go it alone" as U.S. and Chinese IT firms including Amazon.com Inc. and Alibaba Group Holding Ltd. enjoy economies of scale, Kentaro Kawabe, president of SoftBank's subsidiary Z Holdings Corp. told shareholders at their meeting in Tokyo. "The sooner we merge t…READ FULL ARTICLE