NTT DOCOMO, INC., a personalized mobile solutions provider for smarter living, announced today that it has completed proof-of-concept trials that have verified the feasibility of network functions virtualization using the software and equipment of six world-leading ICT vendors - Alcatel-Lucent, Cisco, Ericsson, Huawei, NEC, and Nokia Networks. The PoC trials will help to leverage technologies for next-generation virtualized mobile networks.