Company profile

Established April 8, 1947
Capital Fund 90 million Yen
President Tomoaki Kikkawa
No. of employees 81
Line of Business Metal Speciality Chemicals Manufacture, such as Zinc, Nickel and Cobalt Compounds.


Head Office

Kitahama Matsuoka Bldg., 1-26, Kitahama 2-chome,
Chuo-ku, Osaka, Japan
POST CODE :541-0041
TEL: +81-6-6231-0515
FAX: +81-6-6222-4024

Tokyo Office

Ferris Bldg., 2-3-14 Kaji-cho, Chiyoda-ku Tokyo, Japan
POST CODE :101-0044
TEL: +81-3-3256-6471
FAX: +81-3-3252-4360

Ako Factory

1576, nakahiro, Ako, Hyogo, Japan
POST CODE 678-0232
TEL: +81-791-42-0012
FAX: +81-791-42-0020


Apr. 1946 Seido Industry Co., Ltd was established to distribute Manganese Carbonate and other industrial chemical compounds
Apr. 1947 Seido Chemical Industry Co., Ltd was established and the production of Zinc Oxide, Active Zinc Oxide and Zinc Carbonate was started
Oct. 1956 The production of Nickel Oxide was started
Nov. 1958 Seido Chemical Industry Co. merged Seido Industry Co., Ltd and increased its capital to 10 million Yen
Dec. 1959 Its capital was increased to 20 million Yen
Sep. 1966 The production of the Feedstock Zinc Carbonate and Manganese Carbonate was started
Oct. 1966 The production of Nickel Carbonate, Nickel Sulfate and Cobalt Compounds was started
Sep. 1984 Its capital was increased to 30 million Yen
Dec. 1989 Its capital was increased to 90 million Yen
May. 1995 Production of special cobalt compounds for use in manufacture of Lithium Activated materials
Sep. 2010 The company registered to ISO 9001 Standard
Apr. 2011 The production of Black Nickel Oxide was started
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