is a Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese petrochemical

Petrochemical

Petrochemicals are chemical products derived from petroleum. Some chemical compounds made from petroleum are also obtained from other fossil fuels, such as coal or natural gas, or renewable sources such as corn or sugar cane....

 company.

History

Cosmo traces its corporate roots to Maruzen Petroleum (丸善石油株式会社), a company established in 1931, although the oil business operated by Maruzen was originally established by Zenzo Matsumura in Kobe

Kobe

, pronounced , is the fifth-largest city in Japan and is the capital city of Hyōgo Prefecture on the southern side of the main island of Honshū, approximately west of Osaka...

 in 1907.

Cosmo Oil Company was formed on April 1, 1986, through the merger of Maruzen Petroleum and Daikyo Petroleum, a group of oil businesses based in Niigata Prefecture

Niigata Prefecture

is a prefecture of Japan located on the island of Honshū on the coast of the Sea of Japan. The capital is the city of Niigata. The name "Niigata" literally means "new lagoon".- History :...

 which merged together in 1939.
A major fire occurred at the Cosmo refinery in Ichihara as a result of the 2011 Tōhoku earthquake. It was extinguished after ten days, killing or injuring six people, and destroying storage tanks

Refineries

Cosmo operates four refineries, all of which are located in Japan:

• Ichihara, Chiba
  Ichihara, Chiba
  is a city located in Chiba Prefecture, Japan. As of August 2010, the city has an estimated population of 279,080, with a population density of 758 persons per km². The total area of Ichihara was 368.20 km²...
  
   (former Maruzen refinery): 240000 oilbbl/d
• Yokkaichi, Mie
  Yokkaichi, Mie
  is a city located in Mie, Japan.As of October 1, 2010, the city has an estimated population of 314,393. The total area is 205.53 km².The closest major city is Nagoya in Aichi Prefecture....
  
   (former Daikyo refinery): 155000 oilbbl/d
• Sakaide, Kagawa
  Sakaide, Kagawa
  is a city located in Kagawa, Japan.As of 2008, the city has an estimated population of 56,365 and the density of 610 persons per km². The total area is 92.46 km²....
  
   (former Asia Oil refinery): 120000 oilbbl/d
• Sakai, Osaka
  Sakai, Osaka
  is a city in Osaka Prefecture, Japan. It has been one of the largest and most important seaports of Japan since the Medieval era.Following the February 2005 annexation of the town of Mihara, from Minamikawachi District, the city has grown further and is now the fourteenth most populous city in...
  
  (former Maruzen refinery): 80000 oilbbl/d