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Practice Guide / Disaster Emergency Message Dial(171)

In the same way as we do for Disaster Emergency Broadband Message Board, we provide the opportunity for people to practice using Disaster Emergency Message Dial 171. The objective is to enable more people to learn in advance how to use service should there be a disaster.

Service Practice Days

  • The first and the 15th every month (00:00 - 24:00)
  • First three days of the new year (00:00 January 1 - 24:00 January 3)
  • Disaster preparedness week (9:00 August 30 - 17:00 September 5)
  • Disaster preparedness and volunteer week (9:00 January 15 - 17:00 January 21)

Service Conditions

  • Number of storable messages: 20 messages per telephone number
  • Message recording time: 30 seconds
  • Message storage period: until the end of the practice period
  • Note 1:Practice is not possible when a disaster has actually occurred.
  • Note 2:Practice may start earlier due to service reasons.
  • Note 3:Just as for actual use in a disaster, there is no charge for calls made through the NTT East/NTT West telephone service to the number for recording or playing back messages during practice. Regarding charges for calls placed from fixed, mobile or PHS phones of other telecommunications carriers, please inquire with the respective telecommunications carrier.
  • *The charges are regular telephone call charges.
  • *There is no extra charge for recording or playing back messages.