I know that anime-empire (if not mistaken) released the Making of... now where to get it i dont know....

You might want to check irc...

or if you use emule use this link

ed2k://|file|Saishuuheiki_Kanojo_-_S1_-_The_Making_Of_-_[E-F_&_A-E][AniDB].avi|159447040|29543c144a6db2c7b23ef65fdc4fa7dc|/

only problem is that it goes very slow in emule... but at least you will be able to dl it