Abstract: As the aging of population is becoming severer than before, the poverty of elders is becoming the problem that the whole society concerns about. In one's twilight ages, it's hard for elders to change their incomes and the weak position so that they tend to be poor. Holding the highest aging rate in the world, Japan has already become the depopulation and super aging country. The aging of Japanese society not only means that it aggravates the burden to support elders, but also means that the problem of elders' poverty it brings. Under the situation that the aggravation of aging and elders' poverty problems, Japan took a series of actions to solve this problem and try to guarantee elders' later life. Their experience deserves our reference.

Key words: Japan, aging of population, elders’poverty, the lowest living guarantee