KKokugo no aigoKokugo no aigode Igarashi, ChikaraMateriasJapanese philologyJapanese languageStudy and teachingEdiciones (2)Kokugo no aigo (1938)Hakusuisha · japonésKokugo no aigo (1928)Waseda Daigaku Shuppanbu · japonésMás obras de Igarashi, ChikaraHeianchō bungaku shiHeianchō bungaku shiGunki monogatari kenkyuGunki monogatari kenkyu