Harold Ancell wrote:

Please.

One suggestion: rather than obsessing on avoiding hot water, through
the magic of the curse just have the pregenancy on hold while he's
male.  So it'll be 9 months as a woman, not 9 months calendar time
(although I'd imagine he'd not want to drag it out).

                                       - Harold

Oh, no!

Why not just make it that Ranma gets stuck in girl form, if she gets
pregnant?  Depending on the circumstances under which the pregnancy is
initiated, that could have some very interesting connotations.

Zen the Heretic-