Hashirama Senju is the greatest senju o188.8.131.52 02:51, February 28, 2014 (UTC)f them all. His great friend and rival Madara Uchiha was the person he fought the most times with. His unique ability is wood release. His descandent will end up being naruto. He at one point possessed all of the tailed beasts. More importantly he was the first hokage and it was his dream to create the leaf village.
Hashirama is the strongest ninja after the Sage of 6 Paths. Hashi> Maddy