The important of recording female line may be attributed to the practice of the letter. Very often in this early societies children who were born by different fathers used to live with their mothers, usually fostered by their step fathers who were the last surviving husbands of woman. The loss or confusion on father's line is often encountered in Manipur accounts. The causes this may also be attributed to the above circumstances. The society was patriarchal.
Records indicate that there was no art of writing.
They did not bring any script to write. On the other hand the earlier tribes as mentioned above were very primitive.