Put this on the list with the two high court rulings declaring the ban on same sex marriage violates the Japanese constitution (also directed to the Diet to fix, which it has not).
mcc
ICYMI: The Osaka High Court ruled Japan's family registry system violates the constitution by forcing non-binary people into male or female categories. But the court refused to fix it, kicking it to the Diet.
An Osaka High Court ruling found that Japan's gender-binary family register violates Article 14 of the Japanese Constitution.