1. Disaster Recovery and the R&D Policy in Japan’s Telecommunication;Sugino,2012
2. “The NTT Group’s response to the Great East Japan Earthquake,” NTT Group CSR Report 2011, pp.5-12, Dec. 2011. http://www.ntt.co.jp/csr_e/2011report/
3. A Medical Disaster Response to Reduce Immediate Mortality after an Earthquake
4. Support activity using WINDS satellite link in the 2011 off the Pacific coast of Tohoku Earthquake;Katayama,2011
5. Transparent Waveform Transfer for Resilient and Low-latency Links;Kawanishi,2014