Books by Kiyo Saka
- Speak Japanese: Nihongo Kantan / Book 1
- Speak Japanese: Nihongo Kantan / Book 1 (2 Tapes)
- Speak Japanese: Nihongo Kantan / Book 2
- Speak Japanese: Nihongo Kantan / Book 2
- Speak Japanese: Nihongo Kantan / Book 2 (Tape)
- Speak Japanese: Nihongo Kantan / Book 2 Teacher's Manual
- Speak Japanese: Nihongo Kantan/ Book 1 Teacher's Manual