1.See if she does many of the things listed in the 記事 How to Hint for a キッス from a Guy.
2.Grab her slowly and tell her how nice she looks. This will help start a good conversation.
3.Then ask her to キッス あなた (with her permission). If she says that あなた have to start, don't be afraid. Just do it.
4.Sometimes she will start smiling. That's a sign that she wants a kiss.
-Don't be scared.
-Hold her smoothly.
-Tell her that あなた enjoyed the kiss.
-Making a joke while キス can make the mood fun.
-Don't go overboard によって grabbing parts of her body without her permission.