Today, Japan is envied by the world for her economic prosperity, which however, has resulted in producing this sort of average family. Its contains a wife who has to serve her husband, a preoccupied businessman, and who showers all her attention on her child who is also left behind at home with the mother. The child, especially a son, becomes a replacement for her husband. Mother and son share an intimate life like lovers at home without the husband. It seems that this is such a common occurrenc...