Dr. Hiroshi Nakamura reveals the progress NTT DOCOMO has made so far with 5G and the lessons learnt from early trials. There’s an insight into when Japan’s largest mobile operator expects to launch commercial 5G and the operator’s roadmap for rollout. There’s also discussion around the major challenges standing in the way of a successful 5G future, and how Japan’s largest operator is working with Huawei on deployment of 5G.