Kotoba Note is a Chrome extension designed for Japanese language learners, providing a new tab experience that features daily vocabulary from the Japanese-Language Proficiency Test (JLPT). Each time a new tab is opened, users can discover a new Japanese word, enhancing their language skills in a convenient and engaging manner. The extension also allows for easy management of favorite words, making it a practical tool for consistent learning.

This free add-on falls under the category of browser tools and aims to streamline the process of language acquisition by integrating vocabulary practice into daily browsing habits. With its user-friendly interface and focus on Japanese language education, Kotoba Note serves as a valuable resource for both beginners and advanced learners seeking to enrich their vocabulary and improve their language proficiency.