81Dojo (Japanese: hachi-jū-ichi dōjō, hachi-jū-ichi or hachi-ichi) is a non-profit internet shogi server and internet forum. While the site is based in Japan, there is an additional English language version of the website, making it possible to play against non-Japanese players. All features are available for free. The site has been sponsored by the Japan Shogi Association since 2013. Anyone can play anonymously, although players may register an account on the site to play rated games. As of 11 January 2020, the number of registered users was around 100,000. There are players in 90 different countries, though most are from Japan. More information...
According to PR-model, 81dojo.com is ranked 127,669th in multilingual Wikipedia, in particular this website is ranked 23,523rd in Russian Wikipedia.
The website is placed before ministeriodesarrollosocial.gob.cl and after ctspanish.com in the BestRef global ranking of the most important sources of Wikipedia.