[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]

![Nature Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::15862891.png) nature [@Nature](/creator/twitter/Nature) on x 2.6M followers
Created: 2025-07-07 10:26:00 UTC

Japan is the only country in the world that legally requires married couples to share the same family name



![](https://pbs.twimg.com/card_img/1941049890840174592/20xks7lu?format=jpg&name=800x419)

XXXXXX engagements

![Engagements Line Chart](https://lunarcrush.com/gi/w:600/p:tweet::1942168213824970973/c:line.svg)

**Related Topics**
[japan](/topic/japan)

[Post Link](https://x.com/Nature/status/1942168213824970973)