Kōjun Ōyama

1895

• Bukkyō ongaku
• Bukkyō ongaku to shōmyō
• Chūin-ryū no kenkyū
• Himitsu Bukkyō Kōyasan Chūinryū no kenkyū
• Kōbō Daishi no shōgai to shisō
• Mikkyōshi gaisetsu to kyōri
• Ōyama Kōjun chosakushū
• Shimbutsu kōshō shi
• Shinbutsu kōshōshi
• Shingon mikkyō e no tebiki
• Shingonshū hōgi kaisetsu
• Shōmyō gaisetsu