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
Maiden and married names be settled whether "Andrés Gómez Reyes" or "Andrés Reyes Gómez". In some Spanish-American countries it is customary for women to unofficially add the husband's first surname after her own, for social purposes such as invitation letters or event announcements. The couple above may introduce themselves as José Gómez Hevia and María Reyes de Gómez. The Civil Code provides several options for married women on what surname to take upon marriage: A woman may also keep her maiden name, as Philippine law does not require a woman to take her husband's surname at marriage. This is commonly done for professional reasons,