@ terra: Yeah, we had this thread since 2 years ago I think. I put a tag in this thread, so hopefully it is easier to find this thread.
@ AyuGame: There is an os version for the Start album. But it was made only in a CD+DVD version. (I think?)
The only place I've found the os version is at HMV HK:
http://www.hmv.com.hk/product/japanese.asp?sku=310574