CiNii Articles had been unavailable from 16:30 on Nov. 12 (Wed.) to 16:46 on Nov. 12 (Wed.), 2014 [JST]

Thu, 11/13/2014

CiNii Articles had been unavailable from 16:30 on Nov. 12 (Wed.) to 16:46 on Nov. 12 (Wed.), 2014 [JST] due to system failure. We deeply apologize for the inconvenience.