Books by Koyama, Toshihiko
Ōchō bungaku to Higashi Yūrash
Ōchō bungaku to Higashi Yūrashia bunka
Ōchō bungaku o irodoru kiseki
Ōchō bungaku o irodoru kiseki
Genji monogatari to kōken no f
Genji monogatari to kōken no fūkei
Utsuho
Utsuho
Genji monogatari to fūdo
Genji monogatari to fūdo
Genji monogatari o jiku to shi
Genji monogatari o jiku to shita ōchō bungaku sekai no kenkyū
Genji monogatari kyutei gyoji
Genji monogatari kyutei gyoji no tenkai