These books don't just give you questions; they give you reconstructed old questions. The authors literally sat for the JLPT, memorized the traps, and wrote the books. The "N4: Grammar" Kanzen Master is essentially a greatest-hits album of the last 15 years of tests.
One week later, take the same test. If you memorized the answers, you cheated yourself. You should be able to explain why answer C is wrong, not just that A is right. The Verdict: Are Old Questions Enough? No. If you only do old questions, you will learn how to pass the test, but you won't learn how to speak Japanese. jlpt n4 old question
Do the 2018 reading section in 60 minutes. Get a 55%. That’s fine. These books don't just give you questions; they