1. The complete grammar set includes learning modes such as Quiz, Conversation, and Word Arrangement that help apply grammar in practice.

2. Learn vocabulary using SRS - spaced repetition, supporting many learning modes like Speed Review, Quiz...

3. With AI, you can chat with AI like a friend to improve your kaiwa ability...

4. A comprehensive vocabulary and Kanji set from N5 to N2, IT Passport...

For vocabulary, go to the Vocabulary tab -> Community Course -> Select a lesson -> View, try learning... -> Add to personal for review mode.