1、Kakinomoto no Hitomaro,Chinese Astronomy,and Chinese Traditions Concerning the Seventh Night Story:The「Seventh Night Poems」in the Hitomaro Kashū. 1999
2、The Poetic Style of Yamanoue no Okura:With Reference to His Elegy on the Death of Furuhi. 1999
3、Ōtomo no Yakamochi and Chinese Literature:With a Focus on「Rhapsody on Mount Futagami」. 1999
4、An Outline of Research on the Influence of Chinese Literature in the Man』yōshū. 1999
5、Ōtomo no Tabito as a Writer of Chinese Poems and Japanese Poems. 1999