Kazuhito Hiroki

Renga to iu bungei to sono shūhen

Nihon shiika e no shinshiten

Muromachi no kenryoku to rengashi Sōgi

Utamakura jiten

Rengashi to iu tabibito

Renga jiten

Renga nyūmon

Bungei kaiseki sahō shoshū

Renga no kokoro to kaiseki