Poor Ranma, just his/her luck, and an excellent sort of cliffhanger potentially, as you can just imagine Ranma's reaction, or over-reaction, to this, and desperation to get her registration fixed to male.
Of course they'll likely have some reason to make it immensely difficult.
Perhaps some kind of galactic standard for shape shifters that shift gender but have a childbirth capable female form to be referred to and treated as female in lieu of knowing which is their true form, as well as them being assigned to the female dorms in the GP academy.
"Health, Learning & Virtue will ensure your happiness; they will give you a quiet conscience, private esteem & public honor." Thomas Jefferson (1743 - 1826)