Nihongo So-matome JLPT N4: Reading, Grammar, Listening is a all-in-one drill book aimed at intermediate students who want to take on the JLPT N4. The grammar structures in this book are grouped together by similarity to help you learn to distinguish commonly confused sentence patterns. To keep the focus on grammar, there is very little N4 or beyond N4 level vocabulary, thus you will be able to improve your grammar without having to worry about vocabulary or kanji. Structured to be finished in 6 weeks, by doing 2 pages per day, this book is one of the most popular choices for languages learners who prepare for the JLPT N4.