Dentsu CEO Tadashi Ishii leaves at short notice

  • After almost six years on the job
  • Search for a successor

( — Tokyo, Japan, December 29, 2016 — Tadashi Ishii, chief executive of Dentsu, leaves. It is a change at short notice. As announced by Dentsu Inc. in a news release on Thursday, December 29, 2016, Tadashi Ishii leaves the post as Chief Executive Officer at Japan’s biggest advertising agency after almost six years on the job, effective in January 2017.

Dentsu will undertake a search for a successor.

No reason given

In the announcement, Dentsu did not explicitly explain the reason for Ishii’s imminent move.


Dentsu said: “Mr. Tadashi Ishii, Representative Director and President & CEO, has notified Dentsu on December 28, 2016 that he will resign as Representative Director and President & CEO at the conclusion of Dentsu’s board meeting to be held in January 2017.”

Precise information about the future plans of Ishii was not immediately available.

Critical time

Ishii steps aside at a critical time. Ishii leaves the top job at Dentsu to take responsibility for the Christmas Day 2015 suicide of an employee who had worked excessive hours.

Matsuri Takahashi’s suicide put Dentsu under the spotlight over excessive work loads.

Share price decline

The change follows a decline in the share price of Dentsu Inc. since November 2015.

On the job as CEO since 2011

Tadashi Ishii has been the Chief Executive Officer and President of Dentsu Inc. since April 2011.

He was previously the managing director and senior executive officer of the agency and had been its executive vice president since April 2009.

He was also named the external director of Tokyo Broadcasting System Holdings Inc. in June 2014.

Ishii graduated from Tokyo’s Sophia University in March 1973 having completed his course in international studies from the Department of Hispanic Studies, Faculty of Foreign Studies.

After his resignation as Representative Director and President & CEO, Tadashi Ishii will, as Director who holds no right to represent Dentsu, hand over responsibilities to the successor Representative Director and President & CEO and fulfill his accountability to shareholders until the expiration of his term (the conclusion of Dentsu’s annual shareholders’ meeting to be held in March 2017) as Director.

Read the full story in the report 01.2017 ($).