If you're looking for a convertible tablet that is not too big and yet can still function as a netbook with a real keyboard, you might want to consider the Kojinsha PA Series. This UMPC/MID sports a 4.8-inch WSVGA touchscreen and runs Windows XP Home.
The Kojinsha PA Series MID/UMPC also features a 1.33GHz Intel Atom CPU, 512MB of RAM, 32GB of SSD, 7.5 hours battery life, SD slot and 1.3MP webcam.
The Kojinsha PA Series is slated for a November release in Japan. It will set you back for around $758. You may pre-order one now over at Geeks4U.
via Pocketables
A post from the Asus Eee PC blog.
Kojinsha PA Series is a Half-Tablet, Half-Netbook Device