| Extra Content | Link |
|---|---|
| N4 Noun (Part 1) | Start |
| N4 Noun (Part 2) | Start |
| N4 Noun (Part 3) | Start |
| N4 Noun (Part 4) | Start |
| N4 Noun (Part 5) | Start |
| N4 Noun (Part 6) | Start |
| N4 Noun (Part 7) | Start |
| N4 i-Adj | Start |
| N4 na-Adj | Start |
| N4 Type-1 Verb (Part 1) | Start |
| N4 Type-1 Verb (Part 2) | Start |
| N4 Type-2 Verb (Part 1) | Start |
| N4 Type-2 Verb (Part 2) | Start |
| N4 Type-3 Verb | Start |