http://disgaea.jp/3/raspberyl/

[sion4ever.livejournal.com]

http://disgaea.jp/3/raspberyl/

It's basically information on the Raspberyl chapters/disc.
And you can take a short quiz to unlock a wallpaper.

Answers: (C) (C) (D) (B) (A) (B)
Wallpaper direct links:
http://disgaea.jp/3/raspberyl/test/1280_1024.jpg
http://disgaea.jp/3/raspberyl/test/1280_800.jpg
http://disgaea.jp/3/raspberyl/test/1024_768.jpg

Exctracted images:
( *Raspberyl Portrait-Pics* )