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Brief
DAC (Digital Advertising Consortium) merged into Hakuhodo DY ONE (Apr 2024)— see Hakuhodo DY ONE for current status.

DAC (Digital Advertising Consortium)

Digital AdvertisingDivision

Sold and operated digital ad inventory for Japanese publishers and agencies within the Hakuhodo DY group.

Last updated Oct 24, 2026 by the ATDb Editorial Team

Founded
1996
HQ
Tokyo, Tokyo, Japan
Connections
8

AI-drafted from public sources6 sources cited

At a glance

Employees
501-1000
5integrations1competitors
Identity ResolutionData Management PlatformProgrammatic Platform

About

Former digital media representative and internet advertising company of Hakuhodo DY Holdings, merged into Hakuhodo DY ONE in 2024

D.A.Consortium (DAC) was the internet advertising company of Hakuhodo DY Holdings, founded in 1996. It worked as a digital media representative and ad-technology operator, selling online ad inventory and providing digital advertising services to agencies and advertisers in Japan. Hakuhodo DY Holdings made it a consolidated subsidiary in 2009 and later owned it outright. On April 1, 2024 the group integrated DAC with its digital agency IREP to form Hakuhodo DY ONE, the group's core digital marketing company, which then absorbed both companies.

Business model

Managed Services / Platform

Target market

Enterprise

What they offer

Customer segments

Major Japanese brand advertisersDigital publishers and media ownersAdvertising agenciesE-commerce companies

Tech & specs

Security & compliance

GDPRJapan APPI (Act on Protection of Personal Information)

Deployment

Cloud

API

Limited

Corporate history
  1. 1996 · Founded
  2. 2024Merged into Hakuhodo DY ONE
Connection details
See integrations with DAC (Digital Advertising Consortium) (5)

Explore further

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