No never
So far in naruto shippuden they didn't kiss
No, naruto hasn't kissed anyone on shippuden
YES!that is why naruto is training to use the 9tail foxes demonic power to defeat Madara
It has not been revealed in the Naruto manga or anime if Madara Uchiha dies.
yes naruto and sai
Sadly no they didn't
not yet
no she died trying to protect naruto from madara
No. Not according to what was revealed.
Now that he is about to master kyubi's chakra He can if he does that successfully
There was never a filler episode in Naruto or Shippuden that he kissed her ever.
It hasn't been confirmed yet.