This is a Cosplay resource.
It is known to be patterned after a celebrity, a trademarked image, or something from a work of fiction.
Poser and Daz Free Resources recommends using Cosplay resources only in non-commercial works.

Bunny Doll is a model of "Usa-Chan", the favoured toy of "Honey" (Mitsukuni Haninozuka), the young-looking member of the Ouran High School Host Club. Thus, this is a cosplay resource.

Bunny Doll
Download Links
Main Site: (top row, left column)
Other Information
License:"These models are GNU fan art and are not intended for commercial use in any capacity."

As the name implies, it's a toy rabbit. It has been modeled as a figure by Rebehm, and is available at . It is licensed for non-commercial use only.