Tadatoshi Ōkubo
1909
Hahatachi musumetachi no hanashikata to kakikata- Ichiokunin no kokugo kokuji mondai
- Ikita kotoba
- Kokugo kyōiku kaishakugaku riron no kyūmei
- Kokugo, bungaku kyōiku to kotoba no shinri
- Nihon bumpō to bunshō hyōgen
- Nihon bunpō chinjutsu ron
- Nihon bunpō no shinri to ronri
- Nihon bunpō to bunshō hyōgen
- Nihon bunpō to gengo no riron
- Shin Nihon bunpō nyūmon
- 言語の機能と文学のコトバ