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Cilt sonuçları
Kanazukai oyobi kana jitai enkaku shiryō
Tōru Ōya · Kokutei Kyōkasho Kyd̄ō Hanbaijo
50 sayfa · 1909
Japanese language / History / Kana / Orthography and spelling / Writing
Onzu oyobi tenarai shika kō
Tōru Ōya · Benseisha Shuppanbu
151 sayfa · 1918
Japanese language / Writing / Kana / History / Syllabication
Kana genryū kō
Tōru Ōya · Kokutei Kyōkasho Kyōdō Hambaijo
Sayfa sayısı yok · 1911
Japanese language / Phonology / Writing / Kana / History
Tōbun ekikai
Tōru Ōya · Taitō Dōbunkyoku
Sayfa sayısı yok · 1902
Textbooks for foreign speakers / Chinese language / Japanese
假名遣及假名字體沿革史料
Tōru Ōya · Teikoku Gakushiin
Sayfa sayısı yok · 1909
Japanese language / Orthography and spelling / History / Writing / Kana