Kokka tetsugaku

Wirōbī shi kokka tetsugaku

Uirobī shi kokka tetsugaku

Bosankē shi kokka tetsugaku

Bosankē shi kokka tetsugaku

Kokka tetsuron

Kokubou tetsugaku

Juka tetsugaku hongi

Jinsei tetsugaku hyakuwa : tetsugaku taika shoha shinzui

Tetsugaku

Tetsugaku

Junsei tetsugaku : shiopenhawā tetsugaku teiyou

Bukkyou tetsugaku : junsei tetsugakuka chuutouyou tetsugaku

Kokushi tetsugaku nyuumon

Shin tetsugaku taikei : kachi no tetsugaku

Tetsugaku panfuretto

Tetsugaku panfuretto

Tetsugaku nōto

Onna tetsugaku

Tetsugaku nōto

Tetsugaku nōto

Tetsugaku panfuretto

Nihon genzai kokka tetsuron

Houritsu tetsugaku

Tetsugaku nyuumon