There are a variety of problems for having more older adults, and the society must carry more burden from this. Pension must be financed more to the elderly, and the government has dealt to pay sufficient money for them. However, there is a fact that the number of working adults is decreasing, undeniably, the government receives less money taxes from them to fund pensions. Furthermore, they not only face the payment for the aged, the government also has a tension of labor shortage. In addition, youth adults now are put under more pressure of overwork because of the lack of workers, they have a very hectic schedule to take care themself or to think about the significance of birth rate. By the way of illustration, the number of the aged in Japan is genuinely huge, whilst the birth rate is at an alarming rate, and lots of working adults spend most of their day working. It is a huge tension for the Japanese government and the another government to urgently solve this problem by some fea...