For beliefs about salt, that salt can eliminate the unfavorable and iniquity. As in ancient times, if there is a funeral, when he came home. Before entering the house will have to sprinkle salt at the entrance of the home, thus gradually stepped into the house, because the Japanese (ancient) believed that salt is pure when stepped on the salt. Salt will cleanse the bad things inherent to funeral and also believe that salt can be an exorcism.