3.1 Tongnip Manse Undong kwa singmin chibae ch'ejeT'ae-jin Yi, Norikatsu Sasagawa · First published 2019Open the Tome
Kokusai kyōdō kenkyū, Kankoku kyōsei heigō 100-nenNorikatsu Sasagawa, Si-hwan To · First published 2013Open the Tome
Kenpō hanrei tokusenNorikatsu Sasagawa, Toshiyoshi Kashiwazaki, Kazuhiko Katō, Mitsuhiro Naitō · First published 2010Open the Tome
Nihon no shokuminchi shihai no jittai to kako no seisanNorikatsu Sasagawa, Mitsuhiro Naitō · First published 2010Open the Tome