• 

  KITAMURA

• 

  NOMURA

• 

  SAWAMURA

• 

  KAWAMURA ELECTRIC

• 

  MURAMOTO TEKKOU

• 

  KITAMURA VALVE MFG.CO.LTD

• 

  MURAKOSHI　SEIKOU

• 

  Sawamura Electric Industry

• 

  Sawamura Electric Industry Co., Ltd.

• 

  Muromoto Ironworks Co., Ltd.