- AAO:
- http://www.aao-org.com/
- Sapporo Education and Culture Hall:
- http://www.kyobun.org/foreign/english.html
- Hokkaido University:
- http://www.hokudai.ac.jp/bureau/e/index-e.html
- About Sapporo:
- http://www.welcome.city.sapporo.jp/english/
- New Chitose Airport:
- http://www.new-chitose-airport.jp/language/english/
- About Hokkaido (Hokkaido Tourist Association):
- http://www.visit-hokkaido.jp/en/
- About Japan (Japan National Tourist Association):
- http://www.jnto.go.jp/eng/