1. [1] Traffic Bureau, National Police Agency: Traffic Accidents Statistics in Japan in 2013, National Police Agency, available from <http://www.npa.go.jp/toukei/index.htm#koutsuu>(accessed 2014-05-26).
2. [2] Cabinet Office, Government of Japan, White Paper of the Aged Society in 2013 (2013).
3. [3] Satomi, Y., Murano, T., Aga, M. and Yonekawa, T.: A characteristic analysis of driving behavior to rear-end collision warning using a driving simulator, Proc. 18th JSME Conference on Transportation and Logistics (TRANSLOG), pp.283-286 (2009).
4. [4] Nagai, M. and Inoue, H.: Research into ADAS with Autonomous Driving Intelligence for Future Innovation, Proc. Chassis Tech Plus 2014, Munich, Germany (2014).
5. [5] Raksincharoensak, P.: Drive Recorder Database for Accident/Incident Study and Its Potential for Active Safety Development, FOT-NET Workshop, Tokyo, Japan (2013).