This article examines the current laws on marriage in Japan, looking at the minimum legal age for marriage and any special circumstances that may allow a person to marry below the legal age. It also discusses the potential impact of lowering the legal age of marriage in Japan, as well as some pros and cons associated with this decision. The minimum legal age for marriage in Japan is 20 years old, one of the highest worldwide. Lowering this requirement could lead to increased freedom and financial stability but could also lead to increased levels of poverty and teenage pregnancies.