Since he seems to be playing it on a real console, my guess is that it's a pirate cart, not a hack, so unless someone like Cowering gets his hands on it and dumps the rom from the cart, you're not going to find any downloads for it anywhere.
I'd play it on an emulator, where I could take advantage of save states, because there's no way I'd want to replay the same part 100 times.
Oh, and if you try todou.com, the link takes you to a search engine portal.
Here's the right link:
http://www.tudou.com