ABOUT
Profile
Establishment March 3, 1947
Capital JPY 100 million
Main shareholders MITSUBISHI GAS CHEMICAL COMPANY, INC.
TATSUMI SHOKAI CO.,LTD.
Employees 103(as of March 2020, including affiliated companies)
Headquarters RESONA SHIMBASHI BUILDING 5F
16-4, SHIMBASHI, 1-CHOME, MINATO-KU, TOKYO, 105-0004 JAPAN
TEL:+81-3-3593-3663
FAX:+81-3-3593-2272
Map
History
1947 Kokuka Sangyo Kaiun Co., Ltd. is established, with marine transport operation, non-life insurance agent operation and commercial business operation. Begins shipping operations for coals, Carbon sulfide and Sodium hydroxide.
Headquarters is established in Ikuta-ku in Kobe City with JPY195,000 in capital.
1952 Headquarters is relocated to Kita-ku, Osaka City.
1954 The company name is changed to KOKUKA SANGYO CO., LTD.
1956 First Sodium hydroxide carrier is completed.
Mihara Branch opens.
1960 First chemicals tanker “KOKURYU MARU” is completed, begins domestic operation.
1961 Capital increases to JPY 5 million by capital participation of Japan Gas Chemical Co., Inc. (current MITSUBISHI GAS CHEMICAL COMPANY, INC.).
1964 A chemicals tanker “KOKUHO MARU” is completed, enters oceangoing business.
The world’s first tanker for high temperature molten materials “OUKA MARU” is completed for shipping Molten phthalic anhydride.
The Japan’s first medium temperature, medium pressure ammonia tanker “KOKUSHU MARU” is completed.
1967 The world’s first molten Caprolactam carrier “EIKA MARU” is completed.
Japan’s first molten Sulphur carrier “KOKA MARU” is completed.
1968 Tokyo branch opens in Nishi-shinbashi, Minato-ku, Tokyo.
Stainless tanker “YUKA MARU” is completed.
1975 Capital increases to JPY 250 million, Matsuyama Branch opens.
1980 IWAI KAIUN LTD. is established.
1989 Container ship “NISHO MARU” is completed.
2001 Stock is transferred from TEIJIN LIMITED to MITSUBISHI GAS CHEMICAL COMPANY, INC.
2002 Enters business of shipping Methanol from Saudi Arabia.
2003 Enters business of shipping Methanol from Venezuela.
2005 Headquarters is relocated to Toranomon, Minato-ku, Tokyo.
A Hydrogen peroxide carrier “RYOJITSU MARU” is completed.
2008 Super eco ship “KOKUHO MARU” is completed.
2009 Our largest chemicals tanker “JOSE PROGRESS” is completed.
2010 Headquarters is relocated to Uchisaiwaicho, Chiyoda-ku,Tokyo.
2011 Capital reduction to JPY 100 million.
2013 Receives TATSUMI SHOKAI CO., LTD.'s capital participation.
2015 An LAG carrier "KOKUSHU MARU" is completed.
2020 Headguarters is rebcated to Shimbashi,Minato-ku,Tokyo.
Directors
President Toru Maehara
Vice President Kimifumi Imagawa
Director Daisuke Korin
Director Atsushi Toda
Auditor Kazuma Kiuri
Auditor Suguru Yoshimoto
Organization
Affiliated Companies
Domestic IWAI KAIUN LTD.
RESONA SHIMBASHI BUILDING 5F
16-4, SHIMBASHI, 1-CHOME, MINATO-KU, TOKYO, 105-0004 JAPAN
TEL +81-3-6367-5799
FAX +81-3-3593-2272
Overseas KSK (PANAMA) CORP.
M&K OCEAN S.A.
COURAGEOUS & KSK(PANAMA) S.A.
GLORIOUS & KSK(PANAMA) S.A.
VIGOROUS & KSK(PANAMA) S.A.
Main Customer
  • ADEKA CHEMICAL SUPPLY CO.,LTD.
  • ASAHI TANKER CO., LTD.
  • AST CORPORATION
  • CG ESTER CORPORATION
  • Hanwa Co., LTD.
  • INEOS Fluor Holdings Limited.
  • JFE LOGISTICS CORPORATION
  • Marubeni Corporation
  • MARUZEN PETROCHEMICAL CO., LTD.
  • Mexichem Fluor Japan Limited.
  • MITSUBISHI CHEMICAL LOGISTICS CORPORATION
  • Mitsubishi Corporation
  • MITSUBISHI GAS CHEMICAL COMPANY, INC.
  • MITSUI & CO., LTD.
  • NANIWA TANKER CO., LTD.
  • New Japan Chemical Co., Ltd.
  • NIPPON RYUTAN KOGYO CO., LTD.
  • Nippon Steel Chemical Co., Ltd.
  • Sumika Logistics Co., Ltd.
  • Sumitomo Chemical Co., Ltd.
  • TATUMI SHOKAI CO., LTD
  • Tokuyama Logistics Corp.
  • UBE INDUSTRIES, LTD.
Cargoes
  • 1.4-Butanediol
  • Acetic acid
  • Acetone
  • Acrylonitrile
  • Allyl alcohol
  • Benzene
  • Butadiene
  • Carbon disulfide
  • DMF
  • Ethanol
  • Ethylbenzene
  • Ethylene glycol
  • Hydrochloric acid
  • Hydrogen peroxide
  • Liquid ammonia
  • LPG
  • Methanol
  • MMA
  • Molten caprolactam
  • Molten sulphur
  • MTBE
  • Neopentyl glycol
  • Nitric acid
  • Petroleum products
  • Phenol
  • Plasticizers
  • Propylene
  • Sodium hydroxide
  • Styrene monomer
  • Toluene
  • Vinyl acetate monomer
  • Xylenes
  • Others