Ehara, Takeru

Kiso kenpō, Shinpan

1999

Gendai kenpōgaku

1998

Kokuhōgaku no shomondai

Kokuhōgaku no shomondai

1996

Kiso Kenpō

Kiso Kenpō

1992

Puraibashī-ken no sōgōteki ken

Puraibashī-ken no sōgōteki kenkyū

1991

Hōgaku kiso kyōshitsu

Hōgaku kiso kyōshitsu

1990

Hogaku

1987

Kiso hōgaku

Kiso hōgaku

1984

Hyōgenken riron no shin tenka

Hyōgenken riron no shin tenkai

1982