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Corporate Profile

Company Name Taiyo Oil Company, Limited
Member of the Board Member of the Board / Representative director Yutaka Oka
Member of the Board / Representative director Toru Matsuki
Member of the Board Hiroshi Morohara
Member of the Board Koichiro Sakamoto
Member of the Board / Representative director Yasuyuki Ogasawara

(as of April 1, 2018)

Audit & Supervisory Board Member Audit & Supervisory Board Member Fujio Kuroiwa
Audit & Supervisory Board Member Hiroshi Ohashi
Audit & Supervisory Board Member Reiko Ando

(as of April 1, 2018) 

Executive Officer 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 April 1, 2018)

Number of employees 717 persons (as of April 1, 2018)
Capital JPY 5.6 billion (as of April 1, 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
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.