Nintendo didn't just drop a Japanese release date 'n price for the 3DS tonight -- in a document (PDF) released following this evening's press conference, the company detailed more a the hardware's features, including unexpected pack-ins.

¥25,000 ($299) will net ye -- among other things -- a charging cradle, 2GB SD card, telescoping metal stylus 'n six "paper cards" that can be used for playing the system's built-in augmented reality games. (The 3DS' outward-facing 3D camera will detect 'n replace them in the "scene" with different 3D objects.)

3DS will also perform some neat new tricks. It has backlit face buttons -- one a which be the Home button. When pressed, it will bring up an in-game menu enabling crew t' browse the web, turn Wi-Fi on/off 'n modify other settings without exiting.

Finally, there's a breakdown a the built-in software, which includes "Nintendo 3DS cameras," "Nintendo 3DS sound," Mii Studio," "Chance Encounter Mii Plaza," "AR Games" 'n "Book" (an ebook reader, perhaps?). Mii Studio be unique in that it allows players t' snap photos a themselves t' use as a basis for their Mii. More details as they hit.