Head to Shiroi Koibito Park for a behind-the-scenes look into local industry. Sign up for a tour and find out what is being made here, and perhaps more interestingly, the ways they do it.
You'll have sightseeing choices galore in Nishi. Shiroi Koibito Park is an ideal place to start here, but there are numerous other interesting attractions to appreciate. Sapporo JR Tower, Sapporo Beer Museum, and Odori Park are not far from the manufacturing facility and will round out your day nicely.