Highlights common compound words in a "gray area" so you know which ones to focus on first.
While the NIHONGO Challenge book is excellent, if you truly cannot afford it, use these free resources to cover the same N4-N5 ground: nihongo challenge kanji n4-n5 pdf
Practical Vocabulary: Rather than teaching obscure words, the book focuses on high-frequency vocabulary that actually appears on the N4 and N5 tests. Highlights common compound words in a "gray area"
Whether you find a PDF or buy the paperback, here is your 4-week study plan: if you truly cannot afford it
: Rather than memorizing isolated characters, focus on the vocabulary words provided in each lesson. The JLPT tests how kanji are used in sentences, not just your ability to write them. Daily Progression :