Summer 2011 new animes

So it's about the time where a new anime season kicks in again. Once again, this season looks pretty promising just like the past spring season did. (Yes, 2011 animes rock! ^O^)
Here's the list of what I'll be watching or interested in watching.

Will watch:
Ikoku Meiro no Croisée: The Animation
Natsume Yuujin-Chou San
Sacred Seven
Usagi Drop

Probably will watch:
Nurarihyon no Mago: Sennen Makyou

Will watch if good:
Blood-C
Kamisama no Memo-chou