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Domestic Subsidiaries & Affiliates

A

ARRK CORPORATION

11F, Tatsuno Minami Hommachi Building, 2-2-9 Minami Hommachi, Chuo-ku, Osaka-Shi,Osaka

EstablishedDecember 1968
Capital¥2.00 billion
Equity interestMitsui Chemicals Inc. 100%
Line of businessComprehensive 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

EstablishedApril 1963
Capital¥2,880 million
Equity interestMitsui Chemicals, Inc. 50%, Chemours Kabushiki Kaisha 50%
Line of businessManufacture and sale of fluorocarbon resin and gas, and other chemicals.

CHIBA CHEMICALS MANUFACTURING LLP

Marunouchi 3-1-1 Chiyoda-ku, Tokyo

EstablishedApril 2010
Equity interestMitsui 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
EstablishedApril 2012
Capital¥97.5 million
Equity interestMitsui Chemicals, Inc. 35%, Daicel Corporation 65%
Line of businessManufacture 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
EstablishedDecember 1960
Capital¥6,480 million
Equity interestMitsui Chemicals, Inc. 50%, Dow 50%
Line of businessManufacture 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
EstablishedNovember 1996
Capital¥100 million
Equity interestPrime Polymer Co., Ltd. 75%, Sumitomo Chemical Co., Ltd. 25%
Line of businessManufacture 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
EstablishedApril 2000
Capital¥490 million
Equity interestMitsui 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
EstablishedNovember 1914
Capital¥1,500 million
Equity interestMitsui Chemicals, Inc. 51%, Mitsui & Co., Ltd. 49%
Line of businessManufacture, 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
EstablishedApril 2003
Capital¥1,005 million
Equity interestMitsui Chemicals Polyurethanes, Inc. 65%, Nippon Shokubai Co., Ltd. 35%
Line of businessManufacture 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

EstablishedMay 2023
Equity interestMitsui 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
EstablishedSeptember 1976
Equity interestMitsui Chemicals, Inc. 54.5%, others 45.5%
Line of businessurethanes, 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 interestMC Dental Holdings International, LLC 100%
(a 100% Mitsui Chemicals, Inc. subsidiary) 
Line of businessSale 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
EstablishedOctober 1978
Capital¥100 million
Equity interestHokkaido Mitsui Chemicals, Inc. 30%, Air Water Inc. 60%, others 10%
Line of businessManufacture 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
EstablishedAugust 1963
Capital¥95 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessManufacture and sale of injection molds & presses

M

MC BUSINESS SUPPORT, LTD.

5F, Tokyo Midtown Yaesu, Yaesu Central Square 2-1-4 Yaesu, Chuo-ku, Tokyo 104-0028

TEL +81-3-6880-7680 +81-3-6880-7680
FAX +81-3-6872-1020
EstablishedApril 2007
Capital¥50 million
Equity interestMitsui Chemicals Inc. 100%
Line of businessPlacements, 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
EstablishedNovember 1951
Capital¥20 million
Equity interestMitsui Chemicals Crop & Life Solutions, Inc. 100%
Line of businessManufacture 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 +81-3-5290-2956 +81-3-5290-2956
FAX +81-3-5290-2957
EstablishedApril 1994
Capital¥30 million
Equity interestMC Crop & Life Solutions 100%
Line of businessAgrochemicals business for landscape manegement,home gardening and forestry

MITSUI CHEMICALS ASAHI LIFE MATERIALS CO., LTD.

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

TEL +81-3-6880-7630 +81-3-6880-7630
FAX +81-3-6880-7634
EstablishedOctober 2023
Capital¥500 million
Equity interestMitsui Chemicals, Inc. 60.62%, Asahi Kasei Corp. 39.38%
Line of businessManufacturing, Development and Sales of Nonwoven materials

MITSUI CHEMICALS CROP & LIFE SOLUTIONS, INC.

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

TEL +81-3-5290-2700 +81-3-5290-2700
FAX +81-3-3231-1171
EstablishedApril 2003
Capital¥350 million
Equity interestMitsui Chemicals Inc. 100%
Line of businessResearch, 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
EstablishedOctober 1999
Capital¥100 million
Equity interestMitsui Chemicals, Inc.100%
Line of businessPerforming 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
EstablishedOctober 1964
Capital¥400 million
Equity interestMitsui Chemicals Inc 100%
Line of businessManufacture, 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
EstablishedJanuary 1973
Capital¥300 million
Equity interestMitsui Chemicals Polyurethanes, Inc. 100%
Line of businessManufacture 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
EstablishedApril 2007
Capital¥100 million
Equity interestMitsui Chemicals Inc. 100%
Line of businessOperation 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
EstablishedNovember 1993
Capital¥100 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessManufacture 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
EstablishedJanuary 1929
Capital¥3,450 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessManufacture 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
EstablishedApril 1976
Capital¥400 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessSales of fine chemical products and Manufacture and sales of inorganic chemicals.

MITSUI CHEMICALS EMS CORPORATION

5-4960 Nakagawara-cho, Nobeoka-shi, Miyazaki 882-0031

TEL +81-982-21-0808 +81-982-21-0808
FAX +81-982-23-9075
EstablishedJuly 2023
Capital¥100 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessOperations for the development and production of LSI and FPD pellicles.

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
EstablishedAugust 1968
Capital¥400 million
Equity interestMitsui Chemicals, Inc. 50%, Albemarle Corporation 50%
Line of businessManufacture 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
EstablishedFebruary 1989
Capital¥100 million
Equity interestMitsui Chemicals, Inc. 50%, DIC 40%, ADEKA 10%
Line of businessManufacture 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
EstablishedJuly 1989
Capital¥100 million
Equity interestMitsui Chemicals Industrial Products Ltd. 70%, Mitsubishi Chemical Infratec Co.,Ltd. 30%
Line of businessManufacture 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
EstablishedFebruary 1965
Capital¥100 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessManufacture of ethylene, propylene and other basic petrochemical products.

P

POLARIS CHEMICALS, INC.

550-1 Inokuchi, Wakayama-shi, Wakayama 649-6323

TEL +81-73-477-0277 +81-73-477-0277
FAX +81-73-477-3165
EstablishedOctober 2021
Capital¥10 million
Equity interestMitsui Chemicals, Inc. 90%, Kasano Kosan Corporation 10%
Line of businessManufacture of biocatalyst for acrylamide

PRIME POLYMER CO., LTD.

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

EstablishedApril 2005
Capital¥20,000 million
Equity interestMitsui Chemicals, Inc. 65%, Idemitsu Kosan Co., Ltd. 35%
Line of businessManufacture 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
EstablishedApril 1968
Capital¥490 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessConsignment 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
EstablishedNovember 1962
Capital¥128 million
Equity interestMitsui Chemicals, Inc. 95.9%, others 4.1%
Line of businessManufacture 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
EstablishedFebruary 1957
Capital¥450 million
Equity interestMitsui Chemicals Tohcello, Inc. 100%
Line of businessFabrication 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
EstablishedSeptember 2000
Capital¥490 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessManufacture 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
EstablishedMay 15, 1922
Capital¥ 5,968,956,614
Equity interestMitsui Chemicals, Inc. 20.2%, others 79.8%
Line of businessManufacture 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
EstablishedFebruary 1981
Capital¥100 million
Equity interestMitsui Chemicals, Inc. 50%, Nisshin Dental Products lnc. 30%, Shofu Inc. 20%
Line of businessManufacture 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
EstablishedDecember 1986
Capital¥240 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessManufacture 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
EstablishedApril 1993
Capital¥400 million
Equity interestMitsui Chemicals, Inc. 40%, Taisho Pharmaceutical Co., Ltd. 60%
Line of businessManufacture 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
EstablishedOctober 1993
Capital¥50 million
Line of businessDistribution 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
EstablishedOctober 1993
Capital¥10 million
Equity interestMitsui Chemicals Tohcello, Inc. 100%
Line of businessPlastic 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
EstablishedApril 2001
Capital¥100 million
Equity interestPrime Polymer Co., Ltd. 50%, Tokuyama Corp. 50%
Line of businessManufacture 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
EstablishedFebruary 1964
Capital¥40 million
Equity interestMitsui Chemicals, Inc. 60%, Nagase & Co., Ltd 40%
Line of businessTrust 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
EstablishedJuly 1971
Capital¥90 million
Equity interestShimonoseki Mitsui Chemicals 77%、Onoda Chemical Ind. 23%
Line of businessManufacture 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
EstablishedOctober 1925
Capital¥350 million
Equity interestMitsui Chemicals, Inc. 100%
Line of businessManufacture 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
EstablishedSeptember 1976
Capital¥10 million
Equity interestShikoku Tohcello Co., Ltd. 100%