Board Thread:Theories and Speculation/@comment-28550406-20160601140633/@comment-24165784-20160603181913

I'm Going To Explain This As Simple As Possible. Hashirama And Mito Are Married, And Are The Parents Of One Of Tsunade's Parents. We Don't Know If Their Child Adopted One Of Their Clan Names, And Tsunade Was Never Stated To Even HAVE A Last Name. But She Is 1/4th Senju And 1/4th Uzumaki.