I think that would actually be a Junior Officer's compartment that Yoshika and Shizuka got billeted in.

I'll admit I was being a little bit unfair there; the photo I posted is junior enlisted quarters. [url=http://floridacruisetraveler-navy.blogspot.co.uk/2014/05/navy-officer-staterooms-cruise-ship.html]Here's something a bit more appropriate.[/url]