Women in Japan period to 100 days and allows any woman who is not pregnant during the divorce to remarry immediately after divorce. The Civil Code of Japan requires legally married spouses to have the same surname. Although the law is gender-neutral, meaning that either spouse is allowed to change his/her name to that of the other spouse, Japanese women have traditionally adopt their husband’s family name and 96% of women continue to do so as of 2015. In 2015, the Japanese Supreme Court upheld the constitutionality of the law, noting that women could use their maiden names informally, and stating that it
Portuguese name Portuguese name A Portuguese name is typically composed of one or two given names, and a number of family names (rarely one, but often two or three, seldom more). The first additional names are usually the mother's family surname(s) and the father's family surname(s). For practicality, usually only the last surname (excluding prepositions) is used in formal greetings. The Portuguese naming system is quite flexible. Portuguese law establishes the need for a child to have at least one given name and one last name (surname) from one of the parents. The law also establishes the maximum number of names allowed: