https://www.youtube.com/watch?v=Hn4Bdh6gNmY
Hokkaido is a little like a smaller version of Siberia or Alaska.
https://en.wikipedia.org/wiki/Hokkaido
https://en.wikipedia.org/wiki/Sapporo While Sapporo is a typical big city, most of the island is rural or wilderness.
https://en.wikipedia.org/wiki/Sapporo#Transport
https://en.wikipedia.org/wiki/Seikan_Tunnel
https://en.wikipedia.org/wiki/Hokkaido_Shinkansen