TOKYO--(BUSINESS WIRE)--NTT Communications Corporation (NTT Com), the ICT solutions and international communications business within the NTT Group (NYSE: NTT), announced today that it has agreed with the Japan Exchange Group (JPX) and the Singapore Exchange (SGX) to launch of JPX-SGX Co-Location Direct, the telecom industry’s lowest-latency service for international leased lines that directly connect the colocation facilities of JPX and SGX. The service will start from April 2015. The unprecede