The birth rate in Japan remains lower than the target rate. Both the population size and composition by age mean an increase in the number of elderly people and a decrease in the number of young workers. - We should squarely address the essential problem inherent in the current voting system, that is, the problem that the interests of the next generation cannot be reflected in decision-making under the current system. - Demeny Voting, which aims to provide parents or prospective parents extra votes, is also expected to work to recover the birth rate. - We have not implemented measures to address the low birth rate issue as a soure of major threat to national strength. Demeny Voting will serve to trigger fundamental discussions on the low birth rate and inspire new policy ideas.