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Supporting Member

  • LIXIL CORPORATION
  • OMI MINIG CO.,LTD.
  • KUROSAKI HAKUDO CO.,LTD.
  • JAPAN ATOMIC ENERGY AGENCY
  • INDUSTRIAL RESEARCH CENTER OF SHIGA PREFECTURE
  • MIZUSAWA INDUSTRIAL CHEMICALS, LTD.
  • UNION CHEMICAL CO.,LTD.
  • INDUSTRIAL RESEARCH CENTER OF TOCHIGI PREFECTURE
  • KUNIMINE INDUSTRIES CO.,LTD.
  • TAIHEIYO CEMENT CORPORATION
  • VOLCLAY JAPAN CO.,LTD
  • INTERNATIONAL CLAY THERAPY ASSOCIATE
  • NIHON PARKERIZING CO.,LTD.
  • OBAYASHI CORPORATION
  • HOYO BENTONIOTE MINING CO.,LTD.
  • KATAKURA ＆ CO-OP AGRI CO., LTD
  • INDUSTRIAL RESEARCH CENTER OF SHIMANE PREFECTURE
  • SHOKOZAN MINING CO.,LTD.
  • BODY CLAY CO.,LTD.
  • JAPAN PETROLEUM EXPLOTATION CO., LTD.
  • KUBOTA CORPORATION
  • JAPAN ACTIVATED CLAY CO.,LTD.
  • KANKYO ZAIRYO ENGINEERING Co., Ltd.
  • HOJUN CO.,LTD.
  • TODAKOGYO CORPORATION
  • JAPAN POLYCHEM CORPORATION
  • TOPY INDUSTRIES LIMITED