Hidetsugu Yagi

Kenpō kaisei ga naze hitsuyō k

Kenpō kaisei ga naze hitsuyō ka

2013

"Jinkenha bengoshi" no jōshiki

"Jinkenha bengoshi" no jōshiki no hijōshiki

2008

Q & A de wakaru Tennō seido

Q & A de wakaru Tennō seido

2006

Kokumin no shisō

Kokumin no shisō

2005

Meiji Kenpō no shisō

2002

Ronsen fukoku

1999

Fūfu bessei daironpa!

1996