No he never did in canon.
no, hinata doesnt kiss naruto when hes sleeping
There is no first episode that Naruto and Hinata kiss because they don't kiss.
Yes, Naruto and Hinata eventually do kiss and have a relationship.
No, he does not kiss her as a child.
No, they never kiss.
No. Sorry.
he does kiss hinata
Nope.
That has not yet been determined. NEVER
No I don't think so.
No read the manga
As long as you mean "Hinata" they haven't.