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Corporate Profile

Company Name Taiyo Oil Company, Limited
Members of the Board

Yutaka Oka

Toru Matsuki

Hiroshi Morohara

Koichiro Sakamoto

Atsushi Ogino

Yasuyuki Ogasawara

(as of June 27, 2018)

Audit & Supervisory Board Members

Fujio Kuroiwa

Hiroshi Ohashi

Reiko Ando

(as of June 27, 2018) 

Executive Officers President & CEO Yutaka Oka
Executive Vice President Toru Matsuki
Executive Vice President Shingo Yoshii
Senior Executive Officer Hiroshi Morohara
Senior Executive Officer Takeyuki Ohta
Senior Executive Officer Koichiro Sakamoto
Senior Executive Officer Atsushi Ogino
Senior Executive Officer Ichiro Isooka
Senior Executive Officer Yasuyuki Ogasawara
Executive Officer Takashi Ishii
Executive Officer Shinji Nakayama
Executive Officer Hisashi Isomura
Executive Officer Teruaki Sasaki
Executive Officer Tsuneyuki Kato
Ececutive Officer Takakazu Matsuura

(as of June 27, 2018)

Number of employees 656 persons (as of March 31, 2018)
Capital JPY 5.6 billion (as of March 31, 2018)
Established February 27th 1941
Business lines
  • Import, export, refining, and marketing of petroleum products.
  • Manufacturing, processing, and sales of petrochemical-based products, including benzene and xylene.
  • Exploration, development, and extraction of oil, natural gas, and other hydrocarbons.
Major clients
  • Saudi Aramco (Saudi Arabia)
  • Brunei Shell Petroleum Co Sdn Bhd (BSP) (Brunei)
  • Petronas (Malaysia)
  • Japan Petroleum Exploration Co., Ltd.
  • INPEX Corporation
  • Kanematsu Corporation
  • Hanwa Co., Ltd.
  • Mitsui & Co., Ltd.
  • Mitsubishi Corporation
  • Mitsui Chemicals, Inc.
  • LOTTE CHEMICAL CORPORATION
  • Tosoh Corporation
  • Sumitomo Chemical Co., Ltd.
Major banks
  • Development Bank of Japan
  • Sumitomo Mitsui Banking Corporation
  • Mizuho Bank, Ltd.
  • MUFG Bank, Ltd.
  • Mizuho Trust & Banking Co., Ltd.
  • The Mitsui Sumitomo Trust and Banking Co., Ltd.