Yahoo! JAPAN Ads

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Call Extensions


Precautions and prohibitions for Ad Insertion


Ad Insertion Rules

Telephone numbersRegister a number which starts with any of the following area codes.
(1)Reverse charge telephone number (Toll-free)0120
(2)Nationally-standardized telephone number (“Navidial”)0570
(3)Area code for landline phone, etc.050
(4)Business identification number0066-9
(5)Area code for landline phone, etc.National area codes
CautionsAdvertisers using the Call Extensions should respond to calls regardless business hours. If advertisers are incapable of answering incoming calls, an automatic telephone message   identifying the primary contractor should be set to answer.