What's the difference between level 3 and level 4 in Japan?

Difference: Level 3 is a little more difficult than Level 4.

N3:

Japanese N3 test is an intermediate level test after the reform of International Japanese Proficiency Test 20 10, which corresponds to the intermediate level of standard day. Those who have the N3 Japanese test level can take the self-study exam.

N4:

Japanese N4 is the grammar of the first volume of Standard Japanese for Sino-Japanese Communication, and it has mastered at least 1000 words.

Introduction to Japanese proficiency test: The international proficiency test organized by Japan Foundation for International Exchange and Japan International Education Support Association is divided into five grades (N 1, N2, N3, N4, N5, N 1 is the highest grade). N 1 Compared with the original Japanese proficiency test 1, it deepens the difficult part, but the score is more flexible. Level 2 of N2 Japanese proficiency test is basically the same as before. N3 is between Level 2 and Level 3 of the original Japanese Proficiency Test (newly established). N4 is basically the same as the original Japanese proficiency test level 3. N5 is basically the same as the original Japanese proficiency test Band 4. To study in Japanese universities, you need to pass the first-level exam, and the top 300 people in the first-level exam can get scholarships from universities.