Free, Sexy Dejobaan Fan Club." The studio tells us that the fan club, for which over 1,000 have registered since PAX East, will also grant participants access to future alphas and betas. Because, if you're a true fan, you'll help with the bug testing process for free and love the studio anyway.
In addition to the free game, those who sign up will also receive a song by studio founder Ichiro Lambe. Although the studio hasn't announced its next "real" game yet, it is currently "very strongly prototyping" the Musorqua project.