Idemitsu Kosan

Idemitsu Kosan Co., Ltd.

Wordmark used since 2020
Headquarters in Ōtemachi, Chiyoda, Tokyo
Trade name	Idemitsu Showa Shell
Native name	出光興産株式会社
Romanized name	Idemitsu Kōsan kabushiki gaisha
Company type	Public KK
Traded as	TYO: 5019 Nikkei 225 component
Industry	Oil and gas
Founded	June 20, 1911; 113 years ago (1911-06-20)[1]
Founder	Sazō Idemitsu
Headquarters	Otemachi One Tower, Chiyoda, Tokyo, Japan
Key people	Takashi Tsukioka (Chairman) Tsuyoshi Kameoka (Vice Chairman) Shunichi Kito (President)
Products	Oil Petroleum Petrochemical Fuel
Revenue	US$38.58 billion (2014)
Owner	Idemitsu family (15.72%) Saudi Aramco (Aramco Overseas Company bv) (7.65%)
Number of employees	7,503 (2008)[2]
Website	www.idemitsu.com

Idemitsu Kosan Co., Ltd. (出光興産株式会社, Idemitsu Kōsan kabushiki gaisha, stylized in logo as idemitsu) is a Japanese petroleum company. It owns and operates oil platforms, refineries, produces and sells petroleum, oils and petrochemical products,^[3] and also operates gas stations under the apollostation^[a] brand and until 2023, in its own Idemitsu and Shell brands; the Shell brand being used under the license of Royal Dutch Shell.

Idemitsu is the second largest petroleum refiner in Japan, after Eneos.^[4] It was ranked as the 262nd largest company in the world by revenue in Fortune Global 500 (2008).^[2] It is number 26 in petroleum refining.^[5] Idemitsu Kosan is listed in the First Section of the Tokyo Stock Exchange and, since absorbing Showa Shell Sekiyu in 2019, is a constituent of the Nikkei 225 index; however, it is not a constituent of the TOPIX 100 index (instead, it is a constituent of the TOPIX Mid400 index).^[6]

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