CHUGAI PHARMACEUTICAL CO., LTD.

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Directors & Officers

as of May 1, 2013

Representative Directors

Osamu Nagayama
Chairman & CEO
Motoo Ueno
Deputy Chairman, Corporate Social Responsibility, Audit
Tatsuro Kosaka
President & COO

Directors

Tatsumi Yamazaki
Yoshio Itaya

<Outside Directors>

Mitsuo Ohashi *
Adviser, SHOWA DENKO K.K.
Yasuo Ikeda *
Professor of the Waseda University, Faculty of Science and Engineering, Department of Life Science and Medical Bioscience
William M. Burns
Board Member of Roche Holding Ltd
Daniel O'Day
COO Roche Pharmaceuticals Division, Member of the Corporate Executive Committee, Member of the Genentech Board of Directors
Sophie Kornowski-Bonnet
Head of Roche Partnering and Member of Roche's Enlarged Corporate Executive Committee

* Mitsuo Ohashi and Yasuo Ikeda are independent directors as stipulated under the Tokyo Stock Exchange guideline

Audit & Supervisory Board Members

Kotaro Miwa (full-time)

Kunitoshi Watanabe (full-time)

<Audit & Supervisory Board Members (Outside)>

Hisashi Hara
Chairman, Attorney at Law, The Law Office of Nagashima Ohno & Tsunematsu
Michio Ishizuka *
Ishizuka Certified Public Accountant Office

* Michio Ishizuka is an independent director as stipulated under the Tokyo Stock Exchange guideline

Executive Officers

Tatsumi Yamazaki
Deputy President
Yoshio Itaya
Executive Vice President  CFO General Manager of Finance Supervisory Div. and General Manager of Finance & Accounting Dept.
Naotaka Nakamura
Executive Vice President
Yutaka Tanaka
Senior Vice President  Head of Project & Lifecycle Management Unit
Shunji Yokoyama
Senior Vice President  Head of Regulatory & Quality Management Unit
Masaaki Tohaya
Senior Vice President  General Manager of Marketing & Sales Div. and Head of Primary Unit
Shin-ya Unno
Senior Vice President  General Manager of Corporate Planning Dept.
Mitsuru Kikuchi
Senior Vice President  General Manager of External Affairs Dept.
Fumihiko Kamoshida
Senior Vice President  General Manager of Legal Dept.
Toshihiko Komori
Vice President  Deputy Head of Project & Lifecycle Management Unit and General Manager of R&D Portfolio Management Dept. (Business Assessment, Regulatory Affairs, Intellectual Property, Overseas Development)
Hisafumi Okabe
Vice President  General Manager of Research Div.
Hitoshi Kuboniwa
Vice President  General Manager of Pharmaceutical Technology Div.
Minoru Machida
Vice President  Deputy General Manager of Pharmaceutical Technology Div.
Yasushi Ito
Vice President  General Manager of Clinical Development Div.
Shin-ichi Nihira
Vice President  General Manager of Medical Affairs Div.
Toshitaka Uto
Vice President  Marketing & Sales Div.
Susumu Kato
Vice President  Supervisory Branch Manager of Tokyo Branch 1
Keiji Kono
Vice President  General Manager of IT Supervisory Div.
Mamoru Togashi
Vice President  General Manager of Human Resources Supervisory Div. and General Manager of Human Resources Management Dept.
Toshihiko Tsuchiya
Vice President General Manager of General Affairs Dept. and General Manager of Secretarial Dept.
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