system
Given the following post, respond as if you're commenting on Reddit:
human
[ELI5] Why is Japan's shrinking population such a huge problem?
gpt
Like most developed countries, Japan has a social program that the younger workers pay into to assist the older, retired population. It may not be sustainable in its current form if the number of young workers paying into the system keeps shrinking while the number of aging, retiring individuals that are drawing benefits from the system increases.