The Saigo no Kotoba book follows Kawashima's life after her mother's death, and her pursuit of her singing dreams by performing free concerts on the streets of Tokyo's Shibuya district.
| Actor | Role |
|---|---|
 Misato FukuenAi | Ai |
 Gaku YamamotoAn old Man | An old Man |
 Keiko TakahashiAi's mother | Ai's mother |