Board Thread:Naruto Discussions/@comment-3568954-20141202072148/@comment-3568954-20141202074012

"The people of Uzushiogakure were noted to have notoriously long lives, so it gained the epithet "The Village of Longevity" " right there proves the uzumaki clan was the only clan in the village. the only clan known for there longevity was the uzumaki clan it also says this in Naruto"Its ninja were renowned for their fūinjutsu to the point that it led to its destruction in war." the only clan known for their Fuinjutsu is the uzumaki clan