So she punched him in the face a bunch of times?
A guy who regenerates and can't be killed?
In exchange for TEN YEARS of Tsunades life?
Now if she uses her technique again, another Ten years will fall off her life and she'll die of old age.
She's already withered as fuck.
Yet people say Tsunade won that battle and kicked Orochimarus ass?
He stabbed her through the heart.