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Failure Information

Currently, our communication services such as telephone and Internet services are not available in some areas.

Affected areas(Parts of Hiroshima Prefecture)

For a detailed map (in Japanese):

Provision of Voice Mail Service

(1) Disaster Message Number (171)

A service to communicate your own safety and confirm the safety of others in the event of a disaster by recording and playing back a message.

Disaster Message Number (171) is available from the phone.
[Recording and Playback Method] * The guidance is in Japanese.
  1. Dial 1-7-1
  2. Press 1 for recording or 2 for playback.
  3. Dial the phone number "0×× ×××× ××××" to record or play back the message.
  4. Dial "9" when you finish recording the message or hang up the phone when the message has finished playing.

More information:

(2) Disaster Message Board (web171)

* Support in English, Chinese or Korean

This is a message board service that allows you to register and confirm safety information via text over the Internet.

Disaster Message Board (web171) is available from mobile phone, personal computer.
[How to Register]
  1. Go to
  2. Enter your "phone number (0×× ×××× ××××)" to store the message and click the "Register" button.
  3. Enter necessary information (name, message within 100 characters, etc.) and click the "Register" button.
[How to Verify]
  1. Go to
  2. Enter your "phone number (0×× ×××× ××××)" to confirm the message and click the "Confirm" button.
  3. Confirm the registered message

More information:

Lifting of public Wi-Fi (DoSPOT and local public Wi-Fi services) connection restrictions

We have lifted restrictions on "DoSPOT", provided by NTT Media Supply, and public Wi-Fi offered by local governments.

More information (in Japanese):

DoSPOT's logo

Contact us

Applications and General Inquiries

Call NTT West Information


Service available in English, Portuguese, Spanish, Chinese, Korean.

Help and Support

FLET'S service and Hikari Denwa

0120-248995(in Japanese Only)

If your telephone malfunctions or you see downed telephone lines, etc.

113(in Japanese Only)

Hikari Denwa, mobile phones and PHSs

0120-444113(in Japanese Only)

Comments, requests and other Inquiries about NTT WEST

Customer center

0120-019000(in Japanese Only)

See here for details.

審査 19-0000-1

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