Anonymous User,
Just take the test, it is only a shodan (beginner level). You have ample time to train for the test. If you are not ready, you will never will. You can only be true to yourself after that; anything before is just egotistic.
Here is the article by Rock Izumi sensei
http://www.aikiweb.com/testing/rock5.html
Go for it and good luck.
David Y