Isao Matsushita

Japan Energy Corp. refines and distributes crude oil. The company engages in petroleum exploration & development, refining, and petroleum product sales to liquefied petroleum gas, lubricants, and petrochemical products. It was founded in December, 1905 and is headquartered in Tokyo, Japan

Nippon Mining Holdings Inc. operates two core businesses—petroleum, through Japan Energy Corp., and metals, through Nippon Mining & Metals Co., Ltd. The company does business by holding shares, manages and controls companies that is engaged in crude oil and natural gas mining, coal and brown coal mining, refining and processing of petroleum, sale of crude oil and petroleum products. Nippon Mining also manages manufacturers and sellers of nonferrous metals and other metal products including precious metals and jewelry.

Eneos Corp. refines and markets petroleum and petrochemical products. Its products include lubricants, polymers. solvents, aromatics, carbon materials, elastomers, coal, and liquefied natural gas. The company was founded on May 10, 1888 and is headquartered in Tokyo, Japan.