A Personal Document Network Building System for Digital Document Searches. - Masahiro Yoshikoshi; Kenji Matsunaga; Kyoko Yoshida (HCI (29), 2013)

Digital Document Network System for Organizing Individual Knowledge. - Kenji Matsunaga; Kyoko Yoshida (HCI (12), 2014)

Using Digital Document Network System for Group Learning Activities. - Kenji Matsunaga; Kyoko Yoshida (HCI (28), 2015)

A Comparison Analysis between Achievement and Requirements for Computing Education. - Tetsuro Kakeshita; Kenji Matsunaga; Kazuhiro Sado (TALE, 2018)