NNihongo no sekaiNihongo no sekaide Susumu ŌnoMateriasJapanese languageEtymologyEdiciones (1)Nihongo no sekai (1976)Asahi Shimbun Sha · japonésMás obras de Susumu ŌnoBBunpō to goiBunpō to goiŌŌchōbungaku to kotobaŌchōbungaku to kotobaGakuryoku ga abunai