Roco's Russia is available via BowlRoll. The original is available on Uploader.
Roco's Russia ver1.00 is now no longer available.
- Ver.0.50 ~ (2011/Jan/03)
- Ver.1.00 ~ (2012/Nov/13)
The file download is password protected. The answer can be found in the description of the NicoNicoSeiga post. The file extraction password for the original model can be found in Roco's Uploader.