A Study of Medieval Waka and Poetics Centered on Fujiwara Teika examines medieval waka and poetic scholarship through Fujiwara Teika. It considers his expression as a poet, poetic theory, and reception of the classics, placing Teika at the center of medieval literary history.

Through expression and poetics around Fujiwara Teika, the study rereads the structure of medieval waka.

A Study of Early Modern Fiction Centered on Ukiyo-zoshi examines the forms and development of early modern Japanese fiction with ukiyo-zoshi at its core. It approaches the movement from kana-zoshi to ukiyo-zoshi and later fiction through relations among authors, readers, and publishing.

Centering on ukiyo-zoshi, the study reads the forms of early modern fiction and the movement of publishing culture.