Also known as: 姫宮なな
The mascot of the Tobu Railways Customer Center. Said to be from Utsunomiya in Tochigi prefecture and likes to ride on the Tobu line.
Official blog: http://himemiyanana.blog94.fc2.com/
Japanese Wikipedia article: http://ja.wikipedia.org/wiki/%E5%A7%AB%E5%AE%AE%E3%81%AA%E3%81%AA