Similar to セラミックス産業労働組合連合会

Zensendomei

All Japan Shipbuilding and Engineering Union

All Japan Postal Labour Union

Japan Construction Trade Union Confederation

Japan Federation of Service and Distributive Workers' Unions

Japan Coal Miners' Union

Japan Postal Workers' Union

Ceramic

Aluminium oxide

Hafnium(IV) oxide

Zirconium dioxide

Refractory

Boron carbide

Reinforced carbon–carbon

Lead zirconate titanate

Barium titanate

Aluminium nitride

Silicon nitride