Piano Training System on the Use of a Micro-Computer of the Characteristic Extraction of the Learners' Playing a Fundamental Etude. - Ikuo Kitagaki; Kunihiro Suetake (ICMC, 1981)

Learning Structure Analysis System Applying Fuzzy Theory. - Hiroaki Uesu; Hajime Yamashita; Kimiaki Shinkai; Shuya Kanagawa; Ikuo Kitagaki; Sadayasu Shibata (ICALT, 2004)

Promotion of e-Government in Japan and Its Operation. - Ikuo Kitagaki (Encyclopedia of Information Science and Technology (IV), 2005)

Development of An Algorithm for Groupware Modeling for A Collaborative Learning. - Ikuo Kitagaki; Atsushi Hikita; Makoto Takeya; Yasuhiro Fujihara (Int. J. Comput. Commun. Control, 2007)

Discussion Support System for Intra-class Discussions and the Criteria for Group Making. - Ikuo Kitagaki (Int. J. Comput. Commun. Control, 2009)