Saikin rinri gakusetsu no kenkyuu

Bankin rinri gakusetsu kenkyuu

Rinri gakusetsu seigi

Gurīnshi rinri gakusetsu

Supensāshi rinri gakusetsu

Rinri gakusetsu hihan

Saikin rinri oyobi tetsugaku no shomondai

Koushi no gakusetsu : touyou rinri

Rinri gakusetsu jikkai kougi

Rinri gakusetsu jikkai kougi

Rika kyouju no saikin kenkyuu

Touyou rinri kenkyuu

Saikin doitsu bungaku no kenkyuu

Saikin kyouiku tetsugaku no kenkyuu

Jiyoon deyūi ronri gakusetsu no kenkyuu

Saikin doitsu keizai gakusetsu

Saikin jinsei no kagakuteki kenkyuu

Sankou seiyou rinri gakusetsu hyoukai

Bunken sankou rinri gakusetsu taikei

Saikin rinrigaku

Shougaku kyouiku no saikin kenkyuu : ichimei zenkoku shihan gakkou fuzoku shougakkou no saikin kenkyuu

Bunpai gakusetsu kenkyuu

Saikin gakusetsu bokihou taii

Nihon kyouiku gakusetsu no kenkyuu

Saikin ishokumin kenkyuu