User blog comment:Maki Kuronami/Lesson 9: Dorms Preparations and Concept Art Classes/@comment-9058532-20130913003443/@comment-4010415-20130913040719

Yeah, the one on the bottom right is likely Blake's. Besides, she showed in episode 3 that she has no problem sleeping with the bow on.

I'd more expect Weiss to want to sleep in a bed with a canopy because, as I said, it's like a princess bed. It's a cliche that rich girls sleep in a bed with a princess canopy because they're a little princess.