関連ワード:  what is my nmfc code    what is the nmfc code for class 70    what is the nmfc code    what is the nmfc code for class 50    what is the nmfc code for class 65    what is the nmfc code for class 85    what is the nmfc code for class 55    what is the nmfc code for class 100    what is the nmfc code for class 60    what is the nmfc code for class 125