密教奧義
Publisher: Heigo Shuppansha
Published: 1928
Place of publication: Tōkyō
Language: jpn
Other titles: Mikkyō okugi
Notes: Double leaves, oriental style, in case.

Ken no maki wa Shingonkyō sōgyō zuihitsu -- Kon no maki wa Shingonji sōgyō zuihitsu.