Enlarged mammaries, wide hips, less hirsute...probably a woman. Perhaps he should ask to be certain though.

She frowned at his outburst and shook her head slightly. "I, Yamato, do not joke about such things. There is carpet on the floor. That is a fire-hazard and therefore a luxury item on such a ship as this. These rooms could sleep about thirty people, if one used hot-bunking and got rid of the tables and desks which are not used most of the time. There is an en-suite bathroom, instead of a communal one. In my fleet, these quarters would have been perhaps too grand for an admiral, save that they have a few extra occupants."