Or maybe not. At least, not yet... Sudoku Beginner 50 and Sudoku 150 are upcoming Sudoku downloads for the DSi, courtesy of our good friends at Hudson.
Now we here at WiiWare World can't read Japanese (our lifelong shame!) and there's only so much we're able to glean about this game. But since the "Beginner 50" version is selling for 200 Nintendo points and the "150" version..