Business History
Defining moments in the Group's growth trajectory
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1901-
Dentsu's History Begins in 1901, at the Dawn of the 20th Century

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1947-
Hideo Yoshida—Japanese Advertising's Great Modernizer— and the Start of Commercial Broadcasting in Japan

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1964-
A Decade of Milestones;
Dentsu Becomes the World's Largest Advertising Agency
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1978-
From an Advertising Agency to a Communications Company

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1998-
A Tectonic Shift Begins;
Future Strategy Launched for a 21st-Century Dentsu
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2001-
Dentsu's Centenary and Stock Market Listing

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2008-
Realizing "Good Innovation." through Integrated Communication Design

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2013-
Dentsu Establishes a New Global Operating Unit, Dentsu Aegis Network Ltd.

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2020-
Moving to a Pure Holding Company Structure

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2023-
Started a New Global Management Structure towards ‘One dentsu’ new Global

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2024-
Launch of its new global, client-facing, brand proposition, "Innovating to Impact"
