@SavageBeast: That would be so awesome. Actually there is a spot open for one more admiral, maybe Oda can make it happen.
I'm surprised they haven't had any women yet. Seems odd in this day and age.
One Piece isn't modern by any mean. In modern context, it's at least 200 years behind. Of course, there are some tech devices which are absurd, thanks to freaks like Vegapunk
One Piece world is sexist and racist. See how the celestial dragons treat the slaves