1. 1) Matsuda, I.: Verifying Vulnerability to Natural Disasters in Tokyo, Journal of Geography (Chigaku Zasshi), Vol. 122, No. 6, pp. 1070-1087, 2013 (in Japanese).
2. 2) Kumaki, Y., Koarai, M. and Nakano, T.: Land Transformation in Tokyo and Its Surrounding Regions, Journal of Geography (Chigaku Zasshi), Vol. 122, No. 6, pp. 992-1009, 2013 (in Japanese).
3. 3) Cabinet Office (Disaster Prevention): Technical Data for Creating an Earthquake Disaster Prevention Map, 143 pp., 2005 (in Japanese, title translated by the authors).
4. 4) Wakamatsu, K. and Matsuoka, M.: Nationwide 7.5-Arc-Second Japan Engineering Geomorphologic Classification Map and Vs30 Zoning, Journal of Disaster Research, Vol. 8, No. 5, pp. 904-911, 2013.
5. 5) Matsuoka, M., Wakamatsu, K., Fujimoto, K. and Midorikawa, S.: Average Shear-wave Velocity Mapping Using Japan Engineering Geomorphologic Classification Map, Journal of Japan Society of Civil Engineers, Vol. 794/I-72, pp.239-251, 2005 (in Japanese).