TOKYO--(BUSINESS WIRE)--NTT Communications (NTT Com), the ICT solutions and international communications business within NTT (NYSE:NTT), announced today that it has been positioned as a Leader in International Data Corporation’s (IDC) "IDC ITMarketScape Worldwide Telecom Service Provider Vendor Assessment" report (doc #257339, July 2015). The IDC ITMarketScape evaluated 12 key telecom service providers (SPs) for the ability to provide a comprehensive global portfolio of services including Manag