Sapporo, Blessed by Snow - Sapporo Sightseeing Guide
http://www.welcome.city.sapporo.jp/english/

Sapporo Convention Bureau
http://www.conventionsapporo.jp/

Sapporo Tourist Association
http://www.sta.or.jp/english/

Hokkaido University
http://www.hokudai.ac.jp/en/index.html