Domestic Subsidiaries & Affiliates

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A

ARRK CORPORATION

10F, Tatsuno Minami Hommachi Building, 2-2-9 Minami Hommachi, Chuo-ku, Osaka-Shi,Osaka

TEL+81-6-6260-1801+81-6-6260-1801
FAX+81-6-6260-1802
Established December 1968
Capital ¥2.00 billion
Equity interest Mitsui Chemicals Inc. 100%
Line of business Comprehensive services related to the development of new products
•Manufacturing and marketing of industrial design models
•Planning, design and engineering of new products
•Engineering and manufacture of all types of tooling, and production and marketing of small-lot moldings

C

CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD.

Kamiyacho Prime Place 7F, 4-1-17, Toranomon, Minato-ku, Tokyo 105-0001

Established April 1963
Capital ¥2,880 million
Equity interest Mitsui Chemicals, Inc. 50%, Chemours Kabushiki Kaisha 50%
Line of business Manufacture and sale of fluorocarbon resin and gas, and other chemicals.

CHIBA CHEMICALS MANUFACTURING LLP

Marunouchi 3-1-1 Chiyoda-ku, Tokyo

Established April 2010
Equity interest Mitsui Chemicals, Inc. 50%, Idemitsu Kosan Co., Ltd. 50%

D

DM NOVAFOAM, LTD.

361-1, Oaza Karita, Obuse-cho, Kamitakai-gun, Nagano 381-0211

TEL +81-26-247-2557 +81-26-247-2557
FAX+81-26-247-2281
Established April 2012
Capital ¥97.5 million
Equity interest Mitsui Chemicals, Inc. 35%, Daicel Corporation 65%
Line of business Manufacture and sales of foam packaging materials.

DOW-MITSUI POLYCHEMICALS CO., LTD.

Tokyo Midtown Yaesu, Yaesu Central Tower 2-2-1 Yaesu, Chuo-ku, Tokyo 104-0028

TEL+81-3-6880-7650+81-3-6880-7650
FAX+81-3-6880-7658
Established December 1960
Capital ¥6,480 million
Equity interest Mitsui Chemicals, Inc. 50%, Dow 50%
Line of business Manufacture and sale of specialty copolymers and low density polyethylene.

E

EVOLUE JAPAN CO., LTD.

Tokyo Midtown Yaesu, Yaesu Central Tower 2-2-1 Yaesu, Chuo-ku, Tokyo 104-0028

TEL
FAX
Established November 1996
Capital ¥100 million
Equity interest Prime Polymer Co., Ltd. 75%, Sumitomo Chemical Co., Ltd. 25%
Line of business Manufacture and sale of polyethylene.

H

HOKKAIDO MITSUI CHEMICALS, INC.

1, Toyonuma-cho, Sunagawa, Hokkaido 073-0138

TEL +81-125-54-3131 +81-125-54-3131
FAX+81-125-52-6818
Established April 2000
Capital ¥490 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business
  • Manufacture and sale of Adhesives for wood,material of cosmetics and foliar activator.
  • Analysis
  • Sale of Mitsui Chemicals'prodacts.

HONSHU CHEMICAL INDUSTRY CO., LTD.

Mercros Bldg. 3-3-9, Nihonbashi, Chuo-ku, Tokyo 103-0027

TEL+81-3-3272-1481+81-3-3272-1481
FAX+81-3-3272-1480
Established November 1914
Capital ¥1,500 million
Equity interest Mitsui Chemicals, Inc. 51%, Mitsui & Co., Ltd. 49%
Line of business Manufacture, sales and R&D of raw materials for synthetic resins, dyes, pharmaceuticals, agricultural chemicals, rubber chemicals and other chemicals.

J

JAPAN COMPOSITE CO., LTD.

2-3-1, Nihonbashi-Muromachi, Chuo-ku, Tokyo 103-0022

TEL+81-3-3516-3002+81-3-3516-3002
FAX+81-3-3516-3090
Established April 2003
Capital ¥1,005 million
Equity interest Mitsui Chemicals Polyurethanes, Inc. 65%, Nippon Shokubai Co., Ltd. 35%
Line of business Manufacture and sale of unsaturated polyester resins and molding materials for FRP.

JAPAN POLYOL LLP

Tokyo Midtown Yaesu, Yaesu Central Tower 2-2-1 Yaesu, Chuo-ku, Tokyo 104-0028

Established May 2023
Equity interest Mitsui Chemicals, Inc. 50%, Sanyo Chemical Industries, Ltd. 50%

K

KATSUZAI CHEMICAL CORPORATION

Tosho Bldg. 9th Floor, 3-8-3, Nihonbashi-honcho, Chuo-ku, Tokyo 103-0023

TEL+81-3-5623-3181+81-3-5623-3181
FAX+81-3-5623-3183
Established September 1976
Equity interest Mitsui Chemicals, Inc. 54.5%, others 45.5%
Line of business urethanes, chemical products, and synthetic resins

Kulzer Japan Co., Ltd.

TSK Bldg. 2F, 4-8-13 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan

TEL+81-3-5803-2151+81-3-5803-2151
FAX+81-3-5803-2150
Capital ¥100 million
Equity interest MC Dental Holdings International, LLC 100%
(a 100% Mitsui Chemicals, Inc. subsidiary) 
Line of business Sale of dental materials, dental equipments

KYODO CARBON CO., LTD.

1-1-7, Motowanishi-cho, Muroran, Hokkaido 050-0065

TEL+81-143-55-3074+81-143-55-3074
FAX+81-143-55-3796
Established October 1978
Capital ¥100 million
Equity interest Hokkaido Mitsui Chemicals, Inc. 30%, Air Water Inc. 60%, others 10%
Line of business Manufacture and sale of liquid carbon gas and dry ice.

KYOWA INDUSTRIAL CO.,LTD.

4-18-18 Suguecho Sanjo-city Niigata 955-0832 Japan

TEL+81-256-34-4441+81-256-34-4441
FAX+81-256-34-1168
Established August 1963
Capital ¥95 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Manufacture and sale of injection molds & presses

M

MC BUSINESS SUPPORT, LTD.

2-4-1,Higashi-Shimbashi,Minato-ku,Tokyo 105-0021

TEL+81-3-5408-3900+81-3-5408-3900
FAX+81-3-5408-0771
Established April 2007
Capital ¥50 million
Equity interest Mitsui Chemicals Inc. 100%
Line of business Placements, temporary work services, Insuranace and travel services and Consignment from Mitsui Chemicals

MC CROP & LIFE MANUFACTURING CO., LTD.

1215 Iwazo-machi, Utsunomiya, Tochigi 321-0973

TEL+81-28-661-4361+81-28-661-4361
FAX+81-28-663-2186
Established November 1951
Capital ¥20 million
Equity interest Mitsui Chemicals Crop & Life Solutions, Inc. 100%
Line of business Manufacture of agricultural chemicals and fertilizers Manufacture of insecticides for non-agricultural use

MC RYOKKA CO., LTD.

1-9-1, Nihonbashi-honcho, Chuo-ku, Tokyo 103-0023

TEL+81-3-5290-295603-5290-2956
FAX+81-3-5290-2957
Established April 1994
Capital ¥30 million
Equity interest MC Crop & Life Solutions 100%
Line of business Agrochemicals business for landscape manegement,home gardening and forestry

MITSUI CHEMICALS CROP & LIFE SOLUTIONS, INC.

Nihonbashi Dia Building, 1-19-1, Nihonbashi, Chuo-ku, Tokyo 103-0027

TEL+81-3-5290-270003-5290-2700
FAX+81-3-3231-1171
Established April 2003
Capital ¥350 million
Equity interest Mitsui Chemicals Inc. 100%
Line of business esearch, development, manufacture, sale, and import and export of agricultural chemicals and fertilizers for crop protection use Manufacture and sale of insecticides for non-agricultural use Environmental management of building materials, including insect control, termite control, and moisture prevention

MITSUI CHEMICAL ANALYSIS & CONSULTING SERVICE, INC.

580-32, Nagaura, Sodegaura, Chiba 299-0265

TEL+81-438-64-2400+81-438-64-2400
FAX+81-438-64-2402
Established October 1999
Capital ¥140 million
Equity interest Mitsui Chemicals, Inc.100%
Line of business Performing analyses, physical property measurements, and safety tests on chemicals.

MITSUI CHEMICALS INDUSTRIAL PRODUCTS LTD.

3-39-10, Yushima, Bunkyo-ku, Tokyo 113-0034

TEL+81-3-3837-0281+81-3-3837-0281
FAX+81-3-3837-1945
Established October 1964
Capital ¥400 million
Equity interest Mitsui Chemicals Inc 100%
Line of business Manufacture, fabrication and sale of civil engineering and construction materials.

MITSUI CHEMICALS MC, LTD.

14-1, Komagoekitamachi, Shimizu-ku, Shizuoka-shi, Shizuoka 424-0906

TEL+81-54-334-1221+81-54-334-1221
FAX+81-543-34-5337
Established January 1973
Capital ¥300 million
Equity interest Mitsui Chemicals Polyurethanes, Inc. 100%
Line of business Manufacture and sale of urethane derivatives, saturated polyester resins, and raw materials for urethane foams.

MITSUI CHEMICALS OPERATION SERVICES CO., LTD.

3, Chigusa-kaigan, Ichihara, Chiba 299-0108

TEL+81-436-62-9677+81-436-62-9677
FAX+81-436-62-9675
Established April 2007
Capital ¥100 million
Equity interest Mitsui Chemicals Inc. 100%
Line of business Operation support for MCI Works and factories.

MITSUI CHEMICALS SUN ALLOYS CO., LTD.

580-271, Nagaura, Sodegaura, Chiba 299-0265

TEL+81-438-64-0251+81-438-64-0251
FAX+81-438-64-0255
Established November 1993
Capital ¥100 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Manufacture and sale of compounded polymers.

MITSUI CHEMICALS TOHCELLO, INC.

Sumitomo Fudosan Kanda Bldg., 7 Kanda Mitoshiro-cho, Chiyoda-ku, Tokyo 101-8485

TEL+81-3-6895-9300+81-3-6895-9300
FAX+81-3-6895-5900
Established January 1929
Capital ¥3,450 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Manufacture and sale of plastic film.

MITSUI FINE CHEMICALS, INC.

4-3-18, Nihonbashi-muromachi, Chuo-ku, Tokyo 103-0022

TEL+81-3-5203-7327+81-3-5203-7327
FAX+81-3-5203-2231
Established April 1976
Capital ¥400 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Sales of fine chemical products and Manufacture and sales of inorganic chemicals.

N

NIPPON ALUMINUM ALKYLS, LTD.

2-2-2, Uchisaiwai-cho, Chiyoda-ku, Tokyo 100-0011

TEL+81-3-3504-0811+81-3-3504-0811
FAX+81-3-3504-0876
Established August 1968
Capital ¥400 million
Equity interest Mitsui Chemicals, Inc. 50%, Albemarle Corporation 50%
Line of business Manufacture and sale of organic compounds, such as alkylaluminum, and their derivatives.

NIPPON EPOXY RESIN MANUFACTURING CO., LTD.

Tokyo Midtown Yaesu, Yaesu Central Tower 2-2-1 Yaesu, Chuo-ku, Tokyo 104-0028

TEL+81-3-6880-7426+81-3-6880-7426
FAX+81-3-6880-7578
Established February 1989
Capital ¥100 million
Equity interest Mitsui Chemicals, Inc. 50%, DIC 40%, ADEKA 10%
Line of business Manufacture and sale of epoxy resin.

NIPPON TENSAR LTD.

3-39-10, Yushima, Bunkyo-ku, Tokyo 113-0034

TEL+81-3-3837-0281+81-3-3837-0281
FAX+81-3-3837-1967
Established July 1989
Capital ¥100 million
Equity interest Mitsui Chemicals Industrial Products Ltd. 70%, Mitsubishi Chemical Infratec Co.,Ltd. 30%
Line of business Manufacture of geogrid.

O

OSAKA PETROCHEMICAL INDUSTRIES, LTD.

Tokyo Midtown Yaesu, Yaesu Central Tower 2-2-1 Yaesu, Chuo-ku, Tokyo 104-0028

TEL+81-3-6880-7430+81-3-6880-7430
FAX+81-3-6880-7584
Established February 1965
Capital ¥100 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Manufacture of ethylene, propylene and other basic petrochemical products.

P

PRIME POLYMER CO., LTD.

Tokyo Midtown Yaesu, Yaesu Central Tower 2-2-1 Yaesu, Chuo-ku, Tokyo 104-0028

Established April 2005
Capital ¥20,000 million
Equity interest Mitsui Chemicals, Inc. 65%, Idemitsu Kosan Co., Ltd. 35%
Line of business Manufacture and sale of polyolefin

S

SANSEIKAIHATSU CO., LTD.

30, Asamuta-machi, Omuta, Fukuoka 836-0817

TEL+81-944-52-8411+81-944-52-8411
FAX+81-944-52-7253
Established April 1968
Capital ¥490 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Consignment from the Company, including cargo work and accident prevention, and more.

SAXIN CORPORATION

4-2-1, Sekinotsu, Otsu, Shiga 520-2277

TEL+81-77-546-3121+81-77-546-3121
FAX+81-77-546-3636
Established November 1962
Capital ¥128 million
Equity interest Mitsui Chemicals, Inc. 95.9%, others 4.1%
Line of business Manufacture and sale of ultra high molecular weight polyethylene.

SHIKOKU TOHCELLO CO., LTD.

37, Tadatsu, Yoshinari-aza, Ojin-cho, Tokushima-shi, Tokushima 771-1153

TEL+81-88-641-1221+81-88-641-1221
FAX+81-88-641-2475
Established February 1957
Capital ¥450 million
Equity interest Mitsui Chemicals Tohcello, Inc. 100%
Line of business Fabrication and sale of synthetic resin film.

SHIMONOSEKI MITSUI CHEMICALS, INC.

7-1-1, Hikoshima-sakomachi, Shimonoseki, Yamaguchi 750-0092

TEL+81-83-266-1122 +81-83-266-1122
FAX+81-83-267-8188
Established September 2000
Capital ¥490 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Manufacture and sale of phosphoric acid and fertilizers.

SHOFU INC.

11 Kamitakamatsu-cho, Fukuine, Higashiyama-ku, Kyoto 605-0983

TEL+81-75-561-1112+81-75-561-1112
FAX+81-75-561-1747
Established May 15, 1922
Capital ¥ 5,968,956,614
Equity interest Mitsui Chemicals, Inc. 20.2%, others 79.8%
Line of business Manufacture and sales of dental materials and equipments

SUN MEDICAL CO., LTD.

571-2, Furutaka-cho, Moriyama, Shiga 524-0044

TEL+81-77-582-9981+81-77-582-9981
FAX+81-77-582-9979
Established February 1981
Capital ¥100 million
Equity interest Mitsui Chemicals, Inc. 50%, Nisshin Dental Products lnc. 30%, Shofu Inc. 20%
Line of business Manufacture and sale of dental materials.

SUNREX INDUSTRY CO., LTD.

1, Asake-cho, Yokkaichi, Mie 512-8501

TEL+81-59-336-2200+81-59-336-2200
FAX+81-593-36-2208
Established December 1986
Capital ¥240 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Manufacture and sale of spunbonded nonwoven fabrics and synthetic fibers.

T

TAISHO MTC LTD.

Tokyo Midtown Yaesu, Yaesu Central Tower 2-2-1 Yaesu, Chuo-ku, Tokyo 104-0028

TEL+81-3-6880-7452+81-3-6880-7452
FAX+81-3-6880-7561
Established April 1993
Capital ¥400 million
Equity interest Mitsui Chemicals, Inc. 40%, Taisho Pharmaceutical Co., Ltd. 60%
Line of business Manufacture and sale of taurine.

TOHCELLO LOGISTICS CO., LTD.

142-1 Oaza Nogi, Nogimachi, Shimotsuga-gun, Tochigi 329-0114

TEL+81-280-57-9100+81-280-57-9100
FAX+81-280-57-4285
Established October 1993
Capital ¥50 million
Line of business Distribution business (warehousing and transportation, etc.)

TOHCELLO SLITTER CO., LTD.

142-1 Oaza Nogi, Nogimachi, Shimotsuga-gun, Tochigi 329-0114

TEL+81-280-55-2496+81-280-55-2496
FAX+81-280-55-0296
Established October 1993
Capital ¥10 million
Equity interest Mitsui Chemicals Tohcello, Inc. 100%
Line of business Plastic film Sliting

TOKUYAMA POLYPROPYLENE CO., LTD.

1-1 Harumi-cho Shunan Yamaguchi 745-0024

TEL+81-834-34-2707++81-834-34-2707
FAX+81-834-33-3677
Established April 2001
Capital ¥100 million
Equity interest Prime Polymer Co., Ltd. 50%, Tokuyama Corp. 50%
Line of business Manufacture of polypropylene.

TOYO BEAUTY SUPPLY CORPORATION

3-3-10, Nihonbashi-hongokucho, Chuo-ku, Tokyo 103-0021

TEL+81-3-3241-1410+81-3-3241-1410
FAX+81-3-3270-6338
Established February 1964
Capital ¥40 million
Equity interest Mitsui Chemicals, Inc. 60%, Nagase & Co., Ltd 40%
Line of business Trust manufacture of cosmetics.

TOYO PHOSPHORIC ACID, INC.

7-1-1, Hikoshima-sakomachi, Shimonoseki, Yamaguchi 750-0092

TEL+81-832-66-1122+81-832-66-1122
FAX+81-832-67-8188
Established July 1971
Capital ¥90 million
Equity interest Shimonoseki Mitsui Chemicals 77%、Onoda Chemical Ind. 23%
Line of business Manufacture and sale of phosphoric acid.

Y

YAMAMOTO CHEMICALS, lNC.

1-43, Yugecho-minami, Yao, Osaka 581-0034

TEL+81-72-949-4561+81-72-949-4561
FAX+81-72-949-5479
Established October 1925
Capital ¥350 million
Equity interest Mitsui Chemicals, Inc. 100%
Line of business Manufacture and sale of functional pigments and industrial chemicals.

YONCELLO SANGYO CO., LTD.

37, Tadatsu, Yoshinari-aza, Ojin-cho, Tokushima-shi, Tokushima 771-1153

TEL+81-88-641-1221+81-88-641-1221
FAX+81-88-641-2475
Established September 1976
Capital ¥10 million
Equity interest Shikoku Tohcello Co., Ltd. 100%