Dec 17, 2019

Notice of Change in Representative Directors

Name of listed company: Chugai Pharmaceutical Co., Ltd.
Code number: 4519 (1st Section of Tokyo Stock Exchange)
Head office: 1-1, Nihonbashi-Muromachi 2-Chome, Chuo-ku, Tokyo
President & CEO: Tatsuro Kosaka
Inquiries to: Masahiko Uchida,
General Manager, Corporate Communications Dept.
Tel:+81-(0)3-3273-0881

Chugai Pharmaceutical Co., Ltd. (the “Company”) hereby announces a change in Representative Directors with the resolution of the Board of Directors Meeting held on December 17, 2019 as described below. The change will be formalized after the Annual General Meeting of Shareholders and the Board of Directors Meeting to be held in late March, 2020.

1. Reason for change

To further enhance management efficiency and expedite decision making under a system where the CEO is responsible for making decisions on corporate-level strategic issues and other material issues, and the COO is responsible for overall operational issues.

2. Details of change

(Newly Appointed)
Name: Tatsuro Kosaka
New Title: Representative Director, Chairman and Chief Executive Officer (CEO)

Name: Osamu Okuda
New Title: Representative Director, President and Chief Operating Officer (COO)

(To Retire)
Name: Osamu Nagayama
Former Title: Representative Director, Chairman
*Osamu Nagayama is expected to be appointed as Honorary Chairman

3. Career summary of the newly appointed representative directors

Name / Date of Birth Career Summary No. of Shares Held
(in thousands)
Tatsuro Kosaka
(January 18, 1953)
1976 Apr. Joined the Company
1995 Apr. Deputy President of Chugai Pharma Europe Ltd. (U.K.)
2000 Jun. General Manager of Business Strategy Planning Office
2002 Oct. Vice President, General Manager of Corporate Planning Dept.
2004 Oct. Senior Vice President, General Manager of Corporate Planning Dept.
2005 Mar. Senior Vice President, Deputy Managing Director of Sales & Marketing Group
2005 Jul. Senior Vice President, Head of Strategic Marketing Unit
2008 Mar. Senior Vice President, Head of Lifecycle Management & Marketing Unit
2010 Mar. Director, Executive Vice President
2012 Mar. Representative Director, President & COO
2016 Mar Outside Director of Asahi Group Holdings, Ltd. (to present)
2018 Mar. Representative Director, President & CEO (to present)
52.3 shares
Osamu Okuda
(April 5, 1963)
1987 Apr. Joined the Company
2008 Oct. Department Manager and Lifecycle Leader of Lifecycle Management Dept. 2
2011 Apr. President, Roche Products (Ireland) Limited
2013 Oct. Head of Oncology Unit of Marketing & Sales Div.
2014 Jan. Vice President and Head of Oncology Unit of Marketing & Sales Div.
2015 Jan. Vice President and General Manager of Corporate Planning Dept.
2017 Apr. Senior Vice President and General Manager of Corporate Planning Dept.
2018 Apr Executive Vice President and Co-Head of Project & Lifecycle Management Unit (to present)
9.8 shares

4. Effective Date

Late March, 2020

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