Apple's announcement that it was moving the Mac platform to Intel processors offers a new opportunity to Apple users. Japanese users have long benefits from ultra-portable laptop like the Panasonic one pictured, it would be great to have a Mac device of the same size. Something Apple hasn't sold since the PowerBook Duo series a decade ago.
With the rise of the laptop as an indispenable student tool and Wi-Fi now available everywhere that you can buy overpriced coffee, a laptop that is the size and weight of a small text book has more appeal. In the same way that Apple opened up the market for MP3 players, even though Compaq and been there before, so it could open up the market for sub-notebooks beyond Japan.