1.DC Co Ltd（Taiheiyo Group）

  2.Denki Kagaku Kogyo Kabushiki Kaisha

  3.Hachinohe Cement Co Ltd

  4.Hitachi Cement Co Ltd

  5.Lafarge Aso Cement Co Ltd

  6.Lafarge Aso Cement Co Ltd

  7.Mitsubishi Materials Corp

  8.Mitsubishi Materials Corp

  9.Mitsubishi Materials Corp

  10.Myojo Cement Co Ltd（Taiheiyo Group）

  11.Nippon Steel Cement Co Ltd

  12.Ryukyu Cement Co Ltd

  13.Sumitomo Osaka Cement Co

  14.Sumitomo Osaka Cement Co

  15.Sumitomo Osaka Cement Co

  16.Taiheiyo Cement Group

  17.Taiheiyo Cement Group

  18.Taiheiyo Cement Group

  19.Taiheiyo Cement Group

  20.Taiheiyo Cement Group

  21.Taiheiyo Cement Group

  22.Taiheiyo Cement Group

  23.Tokuyama Corp

  24.Tosoh Corp

  25.Tsuruga Cement Co Ltd（Taiheiyo Group）

  26.UBE Industries Ltd

  27.UBE Industries Ltd

  28.UBE Industries Ltd