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
Surname law According to the current law, Person Name Act, BE 2505 (1962), to create a new Thai name, it must not be longer than ten Thai letters, excluding vowel symbols and diacritics. The same law also forbids the creation of a surname that duplicated any existing surnames, but there are some duplicates dating to the time before computer databases were available to prevent this. Some creations added the name of their location (muban, tambon or amphoe) into surnames, similar to family name suffixes. On 21 June 1934, Turkey adopted the Surname Law which required all its citizens to adopt and use