Resort info
Airline / JR
JAL http://www.jal.co.jp/en/
ANA http://www.ana.co.jp/eng/index.html
AIR DO http://www.airdo.jp/ap/index.html
JR HOKKAIDO http://www2.jrhokkaido.co.jp/global/index.html

Hokkaido information / Tourist Association
Visit Hokkaido (Hokkaido GURURI TABI) http://www.visit-hokkaido.jp/en/
Road and Traveler Information in Hokkaido（Northern Road Navi） http://northern-road.jp/navi/eng/index.htm
WEATHER WEB Hokkaido (Weather Association) http://www.njwa.jp/eweather/
Sapporo Tourist Association http://www.sta.or.jp/english/
Sappro Sightseeing Guide http://www.welcome.city.sapporo.jp/english/
Niseko Resort Association http://www.niseko.org/
Niseko United http://www.niseko.ne.jp/en/index.html
Furano Tourism Association http://www.furano-kankou.com/english/index.html
Biei Tourism Association http://www.eolas.co.jp/hokkaido/sikibiei/en/
Shintoku Town http://www.town.shintoku.hokkaido.jp/
inter/shintoku_e/index.html

Ski resort
Niseko Annupuri http://www.niseko.ne.jp/annupuri/
Niseko Higashiyama http://www.niseko-higashiyama.co.jp/en/index.html
Niseko Grand Hirafu http://www.grand-hirafu.jp/en/index.html
Rusutsu Resort http://www.rusutsu.co.jp/english/
Kiroro Resort http://www.kiroro.co.jp/english/
Kokusai http://www.sapporo-kokusai.jp/
Sapporo Teine http://www.sapporo-teine.com/snow/
Mount Racey http://www.yubari-resort.com/
Tomamu Alpha Resort http://www.snowtomamu.jp/
Sahoro Resort http://www.sahoro.co.jp/language/english/index.htm
Furano http://www.princehotels.co.jp/ski/furano/