If you're seeking some sightseeing inspiration, visit Fuji Visitor Center. You may be able to pick up some useful brochures or maps.
This tourist information center in Fujikawaguchiko is popular with fellow travelers, so put it on your schedule. Don't stop there, though. There are plenty more spots waiting for you to check out after Fuji Visitor Center. Lake Kawaguchi, Fuji-Q Highland, and Fujiten Snow Resort are close by.