Kashiwaba Sachiko
Chronological Checklist
Series – Obake Bijutsukan
- Obake Bijutsukan e Irrasshai ["Welcome to the Ghost Museum"] (Tokyo: Popular-sha, 2006)
- Yōsei Cake no Mystery ["Mystery of the Fairy Cake"] (Tokyo: Popular-sha, 2007)
- Fushigi Ressha ga Tomaranai ["The Mystery Train Doesn't Stop"] (Tokyo: Popular-sha, 2008)