This article examines the history and impact of Japan's one-child policy, which was implemented in 1979 to control population growth. It looks at the effects it had on families, society and economy, as well as whether or not it is still in effect today. It also discusses current initiatives to encourage couples to have more than one child despite financial pressures associated with raising multiple children. The article highlights how the legacy of the one-child policy continues to affect Japanese society today due to demographic trends such as pension sustainability and labor shortages caused by an aging population.