Japanese Words You Know Counter is a Chrome extension that provides users with an overview of the total number of Japanese words on a webpage, as well as the number of known words based on jpdb reviews. By uploading the jpdb .json export file and configuring allowed website domains/names, users can easily access this information. The process is straightforward: users navigate to settings, export reviews as a .json file, set their preferences, and save the changes.

This extension offers a convenient way for users to track their comprehension of Japanese content online. With a simple setup and clear reporting on each page, users can enhance their language learning experience effortlessly.