Board Thread:Naruto Gaiden/@comment-3279282-20150504200737/@comment-24593592-20150510072939

NoSkoolThrasher wrote: Could it just be that Sarada doesn't have birth records in order to protect her from Orochimaru or something like that? sorta like how Naruto's birth was supposed to be a secret and he ended up getting his mothers last name and not his fathers so he wouldn't become a target, but maybe not as Sarada received her fathers last name and people would easily make a connection.

Actually, that was fanon that is fills holes.

1)The Uzumaki were targeted for destruction.

2)The village did know who his parents were. Kushina went around telling people baby's name.

3)The Uzumaki is a famous name hence why Naruto got it. That's how Japanese culture works.