Through this story it explains how Japan was created and how it was the first land to be created. It helps to depict key lessons and explanations. If certain rituals are not properly executed and if the natural harmony of things are disturbed many bad things may occur.
The Land of the Dead helps depict and explain further detail towards the Kami. Through this part if the story it displays that Kami are mortal as they are vulnerable to injury and can die. Due to this human like characteristics