3. Ryouga kisses: has he ever been? even by Ranma in girl-form-disguised as
a joke (or
                                     like in the koi-fishing-rod story?

The mirror spirit that looked like onna Ranma kissed him, though she just
missed his lips. ^_^  He thought it was Ranma and kept trying to bash him
up for it.

4. Ukyou kisses: has SHE ever been kissed?  I don't think so... hmm.

Not that I know of...

5. What is the name of Shampoo's village?

Well, her people are the Joketsuzoku if that helps...

6. What are Ranma's "moves" ? I can never figure out how to spell the names....

Kachuu Tenshin Amaguriken
Hiryushoutenha (and variations on that theme)
Something starting with 'm' that I can't remember... his version of Ryouga's
chi blast...

7. What are Ryouga's "moves" ?

Shishi houkoudan
Bakusai Tenketsu

Can't remember anything else..

Kun-chan...