Nippon Denko Co., Ltd Company Profile

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Nippon Denko Co., Ltd. Company Profile



Company Legal Name

Nippon Denko Co., Ltd.

Year of Incorporation



Electric power generation company

Geographical Presence



Based in Japan, Nippon Denko Co., Ltd. engages in the manufacture and sale of ferroalloys and functional materials. Nippon Denko Co., Ltd. is mainly engaged in the manufacture of ferro-alloy products, functional materials and environmental systems.

The company organizes its business into five divisions: Ferro-alloy, Functional Materials, Environmental System, Electric Power segment, and Others. The Ferro-alloy segment includes ferromanganese, silicon manganese, ferrochromium, ferrosilicon, ferrovanadium and other special metal products, as well as the sale of manganese ore.

The Functional Materials segment manufactures and sells ferro-boron, metallic chromium and chromium carbide, zirconium oxide and lithium-ion secondary battery materials, among others.

The Environmental System segment is involved in the collection of chromium acid, boric acid, nickel and others, and the water supply business. The Electric Power Business supplies electrical power. The Others segment includes metal products, precious metal compounds, analysers, aluminum grains, electrode paste, measurement equipment, plastic, concrete waste processing, and hydropower supply.



Company Revenue (2019)

70.48 billion JPY

Net Income (2019)

-14.24 billion JPY

President of the Board

Tatsuro Shirasu

Corporate Address

Tokyo Tatemono Yaesu Building, 4/F- 1-4-16 Yaesu, Chuo-Ku, Tokyo, 103-8282, Japan


Key Subsidiaries:

Chuo Denki Kogyo Co., Ltd.; Kyoei Sangyo Co., Ltd; Riken Kogyo Co., Ltd; Kuriyama Kosan Co., Ltd; Denko Kosan Co., Ltd; Nichiden Sangyo Co., Ltd; Nichiden Tokushima Co., Ltd; Water Solutions Korea Co., Ltd; Kudumane Investment Holding Limited.


Key Products:

  • High-carbon ferromanganese
  • Medium and low-carbon ferromanganese
  • Ferro silico manganese
  • Ferrosilicon
  • High-carbon ferrochromium
  • Ferrovanadium
  • Ferro niobium
  • Battery materials - Lithium manganese oxide; Ferro boron; Nickel boron; Cobalt boron; Zirconium Oxide; Boron chemicals;
  • Chromic acid recovery systems;
  • Boron recovery systems;
  • Nickel recovery systems;
  • Aqua pack,
  • MR pack.

The Tokushima and Hidaka Plants of the company are producing diverse fertilizers indispensable for soil improvement by making use of the soil-improving properties of the by-products obtained in ferroalloy production.

Nippon Denko Co., Ltd. was incorporated in 1925 and is headquartered in Japan.



Phone Number

81 3 68606800

Fax Number

81 3 68606832