CAUSE
One question. One truth.
“Why is Japan's population declining?”
Japan's population decline is primarily caused by persistently low fertility rates driven by structural socio-economic factors including high cost of child-rearing, limited gender equality in work-family balance, and inadequate institutional support for families, resulting in fewer births over decades.
Medium confidenceStructural
CURRENT STATE
This factor has produced a shrinking working-age population and an aging society, with birth rates remaining below replacement level for over 30 years. The demographic imbalance strains social security systems and reduces economic dynamism.
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