"Tori" (鳥居) is most widely recognized as the Japanese word for a , the iconic traditional gate most often found at the entrance of Shinto shrines. However, in the context of this keyword, it's more likely a proper noun. It forms the suffix of the website Tori-Model.com , which was among those operated by Webe Web Corporation. This historical connection is likely the origin of the "tori" in the keyword.