This itinerary includes many popular spots throughout Japan in 14 days. This itinerary starts from Tokyo. But if you want to start from Osaka, you can start from Day 11 to Day 14, and then start from Day 1 to Day10. Actually 14 days in not enough to see all popular spots in Japan. I include Hokkaido in this itinerary. But it does not include Shiretoko because of not enough time. I could not include south part of Kyushu, Hakone and Mt. Fuji either. If you can give up Tohoku part, you can get more time in Hokkaido. Of course you can go to Shiretoko.
Anyway this is a sample. I hope this sample itinerary help you When you make your own plan. Continue reading Throughout Japan 14 days sample itinerary by Japan Rail Pass 14 days pass