The official site for
Ookami to Koushinryou anime is now working:
http://www.spicy-wolf.com/
Starchild has opened its official site for
D.C.II ~Da Capo II~ anime:
http://www.starchild.co.jp/special/dc2/
Edit:
Also
Night Wizard The ANIMATION site is working:
http://www.nightwizard.jp/