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.

Usa-Chan is the favoured toy of "Honey" (Mitsukuni Haninozuka), the young-looking member of the Ouran High School Host Club. As the name implies, it's a toy rabbit.

Usa-Chan
Download Links
Main Site:Usa-Chan
Other Information
Creator:Aihara-Awayuki
License:non-commercial

It has been modeled as a prop by Aihara-Awayuki, and is available at https://aiharayukii.deviantart.com/art/Usa-Chan-version-1-0-211979116

The readme in the download does not include license terms. However, unless you happen to be Bisco Hatori (the author of Ouran High School Host Club), it would be best to use this prop in non-commercial fanart only.