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Group Companies


The Taiheiyo Cement Group runs diverse businesses including cement, mineral resources, environmental, construction materials as well as real estate, engineering, data processing, finance, transportation and warehousing, chemical products, and sports businesses, and is actively developing new businesses. The table below shows the position of businesses within the Group and their relation to different business segments.

Business categories Product/service categories Main companies
Cement
Business
Cement Japan: Taiheiyo Cement Corporation,
DC Co., Ltd.
Myojyo Cement Co., Ltd.,
Tsuruga Cement Co., Ltd.,
USA: CalPortland Company
China: Jiangnan Onoda Cement Co., Ltd.,
Dalian Onoda Cement Co., Ltd.
Vietnam: Nghi Son Cement Corporation
Philippines: Taiheiyo Cement Philippines, Inc.
Ready-mixed
concrete
Saitama Taiheiyo Namakon Co., Ltd.,
Asano Concrete Co., Ltd.,
Osaka Asano Concrete Co., Ltd.,
Hokkaido Taiheiyo Namakon Co., Ltd.,
Hiroshima Taiheiyo Namakon Co., Ltd.,
Tohoku Taiheiyo Namakon Co., Ltd.,
Chubu Taiheiyo Namakon Co., Ltd.,
Joyo Remicon Co., Ltd.,
Harumi Onoda Remicon Co., Ltd.
Related products: Kokusai Kigyo Co., Ltd.
Mineral Resources
Business
Aggregates and
limestone products
Taiheiyo Cement Corporation,
Yuko Mining Co., Ltd.,
Abekawa Kaihatsu Co., Ltd.,
Kansai Taiheiyo Minerals Corporation,
Buko Mining Co., Ltd.,
Oita Taiheiyo Mining Corporation,
Chichibu Mining Co., Ltd.,
Ishizaki Co., Ltd.,
Kosyu Saiseki Co., Ltd.,
Kansai Matech Co., Ltd.,
Ryushin Mining Co., Ltd.,
Chichibu Taiheiyo Cement Corporation,
Okutama Kogyo Co., Ltd.
Environmental
Business
  Taiheiyo Cement Corporation,
Ichihara Ecocement Corporation,
Tokyo Tama Ecocement Inc.,
Nacode Corporation
Construction
Materials Business
Precast concrete
products
Taiheiyo Precast Concrete Industry Co., Ltd.
Construction
materials
Clion Co., Ltd.,
Taiheiyo Materials Corporation,
Chichibu Concrete Industry Co., Ltd.,
A&A Material Corporation
Civil engineering Onoda Chemico Co., Ltd.,
Fuji P.S Corporation
Other Businesses Real estate Taiheiyo Cement Corporation,
Taiheiyo Real Estate Co., Ltd.
Engineering Taiheiyo Engineering Corporation
Data processing Pacific Systems Corporation
Finance Taiheiyo Accounting & Financial Services Corporation
Transportation and
warehousing
Mitsui Wharf Co., Ltd.,
Sangi-Tuun Co., Ltd.,
Nichimei Unyu Co., Ltd.,
Azuma Shipping Co., Ltd.,
Chichibu Railway Co., Ltd.
Chemical products Onoda Chemical Industry Co., Ltd.
Sports and others Cesame Co., Ltd.,
Kiyosumi Golf Club Co., Ltd.
Ofunato Power Inc.

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