Who Can Get Married in Japan? Article 731 to 737 of the Japanese Civil Code stipulates the following requirements: The male partner must be 18 years of age or older and the female partner must be 16 years of age or older. A person who is under 20 years of age cannot get married in Japan without a parents approval.

What is the legal marrying age in Japan?

The age of marriage is 16 for girls and 18 for boys with parental permission, and 20 otherwise (as stated in ﾅｽ邃｢窶慊ｶ窶｢ﾅｸﾅｽﾆ停? 邸, the Child Welfare Act of Japan. Japan does not have a close-in-age exemption.