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Fiber-line salesMedium risk

0120-051-947 phone number information

Basic Information

Number Type
Free Dial (0120)

Number overview

For 0120-051-947, directories carry user reports describing sales calls in the name of A Support offering fiber-line discounts, and au Hikari solicitations (as of 2026-08-03). jpnumber registers the number with a caution label, and Telnavi carries an au Hikari solicitation review.

Reported behavior

  • Discount pitches for telecom services in the name of A Support
  • Solicitations for fiber contracts such as au Hikari

How to handle this call

Never agree by phone

Do not judge discount offers on the spot; verify with your current provider's official desk.

Cooling-off rule

Telecom telemarketing can be cancelled within 8 days of receiving the contract document.

Sources of the reports

The descriptions on this page are based on user reports posted to third-party phone-number directories (checked as of 2026-08-03). This site has not independently verified the caller, and nothing here identifies the caller definitively. The reporting sources we checked are:

  • jpnumber: caution-labelled registration
  • Number-lookup articles via Hatena Bookmark: fiber-discount sales in the name of A Support (May 2026)
  • Telnavi: an au Hikari solicitation review

Where to report or get help

  • Consumer Hotline: 188
  • Police consultation line: #9110
  • Ministry of Internal Affairs and Communications - Telecommunications Consumer Consultation Center: 03-5253-5900

Frequently Asked Questions

What kind of call is 0120-051-947?

Directories carry user reports describing fiber-discount sales in the name of A Support and au Hikari solicitations (as of 2026-08-03).

How do I check whether it is a genuine au call?

KDDI publishes its caller numbers in an official FAQ. Verify via the My au app or the official desk (157) if unsure.

View and post reviews for this number

Go to reviews for 0120-051-947

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