Kankyō hozen no hō to rironTakemichi Hatakeyama, Nobutaka Takahashi, Tadasu Watari, Yoshinobu Kitamura · First published 2014Open the Tome
Jūyō hanrei to tomo ni yomitoku kobetsu gyōseihōTadasu Watari, Yoshinobu Kitamura, Hiroaki Murakami · First published 2013Open the Tome
現代行政法入門 = Introduction to the Administrative LawToshifumi Sowa, Hiroshi Yamada, Tadasu Watari · First published 2011Open the Tome
公益と行政裁量Tokiyasu Fujita, Kaoru Inaba, Tadasu Watari · First published 2002 · Latest edition 2008Open the Tome
