Dũng Mori is an Android app developed by Nihongonomori for online Japanese language learners. The app offers a vast collection of video lectures, study materials, and weekly online tests for JLPT (N5 course is free), EJU, and Kaiwa exams. With the latest update, users can access the video lectures and study materials easily. The app also features an improved test-taking experience, a comment section to receive prompt feedback from teachers, a flashcard feature to memorize vocabulary, and a Kaiwa course with a special feature to record and recognize Japanese pronunciation. Additionally, users can directly chat with the Dũng Mori team for any queries or doubts. The app also provides a community for students to interact with each other and exchange knowledge, with a separate community for different levels and courses. Lastly, the app offers exclusive kanji books and practice tests. Overall, Dũng Mori is an excellent Japanese language learning app for anyone who wants to learn and improve their Japanese language skills.