This research explores the nature of Japanese old people and their consuming features. We can examine the development of wellness and health promotion industry in terms of demand side analysis in Japan. Documentary research method is adopted in the research. The findings include: First, the needs of consuming of Japanese old people relate to their characteristics and shopping models. Second, Japanese old people can be categorised into two groups. One is the "Le-Gong" (Cheerful worker), the other is the "Lo-Has" (Cheerful life). Meanwhile, each of the categories has several sorts of industries and businesses in the wellness and health promotion industry. To meet the needs of the elderly people, the wellness and health promotion industry provides miscellaneous services to the elderly who are in healthy stage, mezzanine stage, and long-term care stage. Moreover, the development of the wellness and health promotion industry is significant to the prosperous "silver economy" in the aging society.