The curriculum for Level 1 (Lessons 1-25) is divided into two primary books that are often sought in PDF format:
Use this for the "Sentence Patterns," "Example Sentences," and "Conversations" (Kaiwa). Audio Practice: minna no nihongo 1 pdf thai verified
The series, specifically the Translation and Grammar Notes (Thai Version) The curriculum for Level 1 (Lessons 1-25) is