Tankosha Publishing is the publisher in Japan founded in 1949 by Yoshiharu Naya.
According to PR-model, tankosha.co.jp is ranked 183,176th in multilingual Wikipedia, in particular this website is ranked 13,019th in Japanese Wikipedia.
The website is placed before juliecarmenactress.com and after masterchefindonesia.com in the BestRef global ranking of the most important sources of Wikipedia.