日本不動産鑑定士協会連合会 is the organization in Japan.
According to PR-model, fudousan-kanteishi.or.jp is ranked 737,395th in multilingual Wikipedia, in particular this website is ranked 57,582nd in Japanese Wikipedia.
The website is placed before fighting-pirates.net and after carbonero.com in the BestRef global ranking of the most important sources of Wikipedia.