I．Promotion & Related Personnel Changes for Executive Officers;

1） Promoted Executive Officers (Shikko-Yakuin); 8 people April 1, 2016 Name New Present

Representative Director Hiroyuki Representative Director Executive ; Chief Kato Senior Executive Managing Officer Information Officer; Chief Privacy Officer

Senior Executive Managing Officer; Chief Executive Managing Officer; Chief Takeshi Representative of Mitsui & Co.,Ltd.in Operating Officer of Infrastructure Kanamori China Projects Business Unit

Senior Executive Managing Officer; Yasushi Executive Managing Officer; Chairman & of Americas Takahashi CEO of Mitsui & Co.(Australia) Ltd. Business Unit

Executive Managing Officer; Chief Managing Officer; Chief Operating Yasuyuki Operating Officer of Corporate Officer of Corporate Development Fujitani Development Business Unit Business Unit

Executive Managing Officer; Chief Managing Officer; Chief Operating Taku Operating Officer of Performance Officer of Performance Chemicals Morimoto Materials Business Unit Business Unit

Executive Managing Officer; Chief Managing Officer; Chief Operating Nobuaki Operating Officer of IT & Communication Officer of IT & Communication Business Kitamori Business Unit Unit

Executive Managing Officer; General Managing Officer; of Motoo Manager of Human Resources & General Human Resources & General Affairs Ono Affairs Division Division

Yukio Executive Managing Officer; Chairman & Managing Officer; President & Chief Takebe CEO of Mitsui & Co.(Australia) Ltd. Executive Officer of P.T.Mitsui Indonesia

1 2） Newly appointed Executive Officers; 7 people April 1, 2016 Name New Present

Shinsuke Executive Managing Officer; General Counselor Kitagawa Manager of Osaka Office

Toshiaki Managing Officer; President of Mitsui & President of Mitsui & Co. (Canada) Ltd. Maruoka Co. (Canada) Ltd.

Motoaki Managing Officer; President & Chief General Manager of Planning & Uno Executive Officer of P.T.Mitsui Indonesia Administrative Division （Metals）

Managing Officer; Chief Operating General Manager of Planning & Koji Officer of Healthcare & Service Business Administrative Division （Machinery & Nagatomi Unit Infrastructure）

Managing Officer; General Manager of General Manager of Planning & Kohei Planning & Administrative Division Administrative Division （Foods & Takata （Food & Services） Services）

Sayu Managing Officer; General Manager of General Manager of Planning & Ueno Corporate Planning & Strategy Division Administrative Division （Chemicals）

Yumi Managing Officer; President & CEO of Corporate Planning & Strategy Division Yamaguchi Mitsui Global Strategic Studies Institute

2 3) Related Personnel Changes for Executive Officers; 15people April 1, 2016 Name New Present

Representative Director Hiroyuki Representative Director Executive Vice President; Chief Kato Senior Executive Managing Officer Information Officer; Chief Privacy Officer

Motomu Executive Vice President; Chief Operating Executive Vice President Takahashi Officer of Americas Business Unit

Senior Executive Managing Officer; Chief Atsushi Senior Executive Managing Officer; Operating Officer of EMEA (Europe, the Kume General Manager of Osaka Office Middle East and Africa) Business Unit

Senior Executive Managing Officer; Chief Executive Managing Officer; Chief Takeshi Representative of Mitsui & Co.,Ltd.in Operating Officer of Infrastructure Projects Kanamori China Business Unit

Senior Executive Managing Officer; Chief Yasushi Executive Managing Officer; Chairman & Operating Officer of Americas Business Takahashi CEO of Mitsui & Co.(Australia) Ltd. Unit

Executive Managing Officer; General Yasushi Manager of Investment Administrative Executive Managing Officer Yoshikai Division

Executive Managing Officer; General Shinsuke Executive Managing Officer Manager of Investment Administrative Fujii Division

Executive Managing Officer; Chief Taku Managing Officer; Chief Operating Officer Operating Officer of Performance Materials Morimoto of Performance Chemicals Business Unit Business Unit

Yukio Executive Managing Officer; Chairman & Managing Officer; President & Chief Takebe CEO of Mitsui & Co.(Australia) Ltd. Executive Officer of P.T.Mitsui Indonesia

Katsurao Managing Officer; Chief Operating Officer Managing Officer; Chief Operating Officer Yoshimori of Basic Materials Business Unit of Basic Chemicals Business Unit

Kenichi Managing Officer; Chief Operating Officer Managing Officer; General Manager of Hori of Nutrition & Agriculture Business Unit Corporate Planning & Strategy Division

Itaru Managing Officer; Chief Operating Officer Managing Officer; Chief Operating Officer Nishimura of Consumer Business Unit of Consumer Service Business Unit

3 Managing Officer; Chief Operating Officer Shin Managing Officer; Chief Operating Officer of Food & Retail Business Hatori of Food Products ＆ Services Business Unit Unit

Miki Managing Officer; Chief Operating Officer Managing Officer; Chief Operating Officer Yoshikawa of Food Business Unit of Food Resources Business Unit

Yoshio Managing Officer; Chief Operating Officer Managing Officer; Deputy Chief Operating Kometani of Infrastructure Projects Business Unit Officer of Asia Pacific Business Unit

4 4） Retiring of Executive Officers ; 5 People March 31, 2016 Name New Present

Daisuke Representative Director Director (As of April 1, 2016) Saiga Executive Vice President

Representative Director Masayuki Director (As of April 1, 2016) Executive Vice President; Chief Kinoshita Information Officer; Chief Privacy Officer

Senior Executive Managing Officer; Chief Hironobu Counselor (As of April 1, 2016) Operating Officer of EMEA (Europe, the Ishikawa Middle East and Africa) Business Unit

Executive Managing Officer; Chief Shinjiro Retiree Representative of Mitsui & Co.,Ltd.in Sawada China

Akira Managing Officer; President & CEO of Retiree Nakaminato Mitsui Global Strategic Studies Institute

5 II．Newly appointed Directors/Retiring Directors； June 2016

1) Newly appointed Directors; 2 people Name New Present

Motomu Representative Director; Executive Vice Executive Vice President Takahashi President (As of April 1, 2016)

Shinsuke Representative Director; Executive Executive Managing Officer Fujii Managing Officer (As of April 1, 2016)

*Appointment of Directors is subject to approval at the General Shareholders' meeting and the meeting of the to be held in June 2016.

2) Retiring of Directors; 2 people Name New Present

Daisuke Counselor Director (As of April 1, 2016) Saiga

Masayuki Counselor Director (As of April 1, 2016) Kinoshita

*Retiring of Directors will be effective on the close of the General Shareholders' meeting to be held in June 2016.

6 Ⅲ．Related Personnel Changes; April 1, 2016

Name New Present

Hiroshi Associate Officer; General Manager of General Manager of Corporate Auditor Masumoto Corporate Auditor Division Division

Makoto Associate Officer; General Manager of General Manager of Secretariat Koto Secretariat

Isao Associate Officer; General Manager of General Manager of Information Ueda Information Technology Promotion Division Technology Promotion Division

Associate Officer; General Manager of Kazuma General Manager of Financial Management Financial Management & Advisory Umehara & Advisory Division Ⅳ Division Ⅳ

Associate Officer; Assistant to Chief Katsunori Assistant to Chief Operating Officer of Operating Officer of Performance Materials Mori Performance Chemicals Business Unit Business Unit

Associate Officer; President & CEO of Masaki President & CEO of MITSUI MITSUI KNOWLEDGE INDUSTRY CO., Saito KNOWLEDGE INDUSTRY CO., LTD. LTD.

Hideo Associate Officer; President of Mitsui & Co. President of Mitsui & Co. Italia S.p.A. Minato Italia S.p.A.

Jun Deputy Chief Operating Officer of Asia General Manager of Aerospace Systems & Aketa Pacific Business Unit Rail Leasing Division

Associate Officer; General Manager of Associate Officer; Assistant to Chief Norio Planning & Administrative Division Operating Officer of Iron & Steel Products Hironaka （Metals） Business Unit

General Manager of Planning & General Manager of Human Resources Masato Administrative Division （Machinery & Planning Department, Human Resources & Sugahara Infrastructure） General Affairs Division

Takeo General Manager of Planning & General Manager of Advanced Materials Kato Administrative Division （Chemicals） Division

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