ARTISTS
Several high-quality book series and free guides offer PDF supplements to help you train your speaking skills. 1. Shin Nihongo Kaiwa Training
It features 29 units covering diverse situations, from taking a train to expressing complex opinions.
NHK provides a free 48-lesson series. The accompanying PDFs are gold. Each PDF contains a short Kaiwa (e.g., "Please say it again") plus a cultural note. These are perfect for false beginners.
Dialogues for daily life, such as shopping, ordering food, or office talk.