全日本テレビ番組製作社連盟 is the organization in Japan founded in 1982.
According to PR-model, atp.or.jp is ranked 53,931st in multilingual Wikipedia, in particular this website is ranked 3,561st in Japanese Wikipedia.
The website is placed before rakow.com and after ioc-unesco.org in the BestRef global ranking of the most important sources of Wikipedia.