Contact
■Inquiries regarding product information and installation
 
By e-mail
By telephone
 ●Building materials Department
お問合せ
+81-45-503-5771
 ●Piping Department
+81-45-503-5771
 ●Industrial Products Department
+81-45-503-7786

■Other inquiries
 
By e-mail
By telephone
●General Affairs Department
 General Affairs and Advertising Group

+81-45-503-5760
●General Affairs Department
 Personnel Group
+81-45-503-5760
●Engineering Department お問合せ
+81-45-503-7811