Some outstanding artwork there mate. Do you also do animation?
So how locked in are you with regards to the game concept? If a capable programmer comes along with some ideas of his own, or possibly a different game entirely, is that something you (thesis willing) might be open to?
Also, what is your experience with the jME3 art pipeline so far? You’d be wise to do some tests, figure out whether you want to use the .blend or .ogrexml format, familiarize yourself with the workings of materials and so forth.