was a Japanese business executive. He was an executive of

Mitsubishi Motors is a Japanese Multinational corporation, multinational Automotive industry, automobile manufacturer headquartered in Minato, Tokyo, Japan.

, serving as president from 2005 to 2020, CEO from 2005 to 2014 and 2016 to 2019, as well as chairman from 2018 to 2020.

Biography

Masuko was born in Tokyo. He joined

Mitsubishi Corporation is a Japanese general trading company ( ''sogo shosha'') and a core member of the Mitsubishi Group. For much of the post-war period, Mitsubishi Corporation has been the largest of the five great ''sogo shosha'' (Mitsubishi, Mitsui, Itochu, S ...

in 1972 after working at Kaijo High School and

Waseda University Waseda University (Japanese: ), abbreviated as or , is a private university, private research university in Shinjuku, Tokyo. Founded in 1882 as the Tōkyō Professional School by Ōkuma Shigenobu, the fifth Prime Minister of Japan, prime ministe ...

Faculty of Political Science and Economics, Department of Economics. He worked in the automobile field at the company, and was proficient in expanding trade areas such as

South Korea South Korea, officially the Republic of Korea (ROK), is a country in East Asia. It constitutes the southern half of the Korea, Korean Peninsula and borders North Korea along the Korean Demilitarized Zone, with the Yellow Sea to the west and t ...

and

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

. In 2003, he became an executive officer of the company and general manager of

Mitsubishi Motors is a Japanese Multinational corporation, multinational Automotive industry, automobile manufacturer headquartered in Minato, Tokyo, Japan.

. In 2004, Masuko was entrusted with the reconstruction of Mitsubishi Motors, which was in serious financial crisis due to the discovery of a large-scale hidden recall, transferred to the company, and became the managing director (overseas business manager) with the right of representation. In January 2005, he became the president of the company. Masuko became chairman in June 2014 and concurrently served as the newly established CEO. In 2016, the problem of fuel economy fraud in light vehicles was discovered, and on June 24, the same year, when President Tetsuro Aikawa retired, he returned to the presidency and became chairman, president and CEO. In October of the same year,

Nissan is a Japanese multinational Automotive industry, automobile manufacturer headquartered in Yokohama, Kanagawa, Japan. The company sells its vehicles under the ''Nissan'' and ''Infiniti'' brands, and formerly the ''Datsun'' brand, with in-house ...

became the largest shareholder of Mitsubishi Motors, and

Carlos Ghosn Carlos Ghosn (; ; ; , born 9 March 1954) is a businessman and former automotive executive. He was the Chief Executive Officer (CEO) of Michelin, Michelin North America, chairman and CEO of Renault, chairman of AvtoVAZ, chairman and CEO of Nissan ...

became chairman. Masuko had announced his resignation, but Ghosn's detention led him to continue as president and CEO. At the general meeting of shareholders in June 2017, Masuko announced that he would only hold the title of CEO. At the June 2019 shareholders' meeting, he retired as CEO and would only be chairman. On August 7, 2020, he retired as chairman of the board for health reasons and became a special adviser, but died of heart failure on August 27, at 71 years old.三菱自動車工業株式会社特別顧問（元取締役会長代表執行役）益子修　逝去について
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References

{{DEFAULTSORT:Masuko, Osamu 1949 births 2020 deaths Businesspeople from Tokyo Japanese chairpersons of corporations Japanese chief executives Japanese corporate directors Mitsubishi Motors people 20th-century Japanese businesspeople 21st-century Japanese businesspeople