| 2023 | MODELSWARD | A Tool for Supporting Round-Trip Engineering with the Ability to Avoid Unintended Design Changes. | Takahiro Yamazaki, Takafumi Tanaka, Atsuo Hazeyama, Hiroaki Hashiura |
| 2023 | MODELSWARD | UMLDS: A Round-Trip Engineering Support Tool to Avoid Unintended Design Changes. | Takahiro Yamazaki, Takafumi Tanaka, Atsuo Hazeyama, Hiroaki Hashiura |
| 2018 | APSEC | A Visualization System of the Contribution of Learners in Software Development PBL Using GitHub. | Yutsuki Miyashita, Atsuo Hazeyama, Hiroaki Hashiura, Masayuki Goto, Shigeichi Hirasawa |
| 2018 | COMPSAC | Security Requirement Modeling Support System Using Software Security Knowledge Base. | Atsuo Hazeyama, Shun'ichi Tanaka, Takafumi Tanaka, Hiroaki Hashiura, Seiji Munetoh, Takao Okubo, Haruhiko Kaiya, Hironori Washizaki, Nobukazu Yoshioka |
| 2016 | UIC | A Method for Collecting Learners' Thinking Process in ER Modeling Exercises and Its Application Experiment. | Takafumi Tanaka, Hiroaki Hashiura, Atsuo Hazeyama, Seiichi Komiya, Yuki Hirai, Keiichi Kaneko |
| 2013 | COMPSAC | Support System for Software Development Exercise that Utilizes Activity Data Collected in Real Time from the Development Environment. | Takafumi Tanaka, Kazuki Mori, Hiroaki Hashiura, Atsuo Hazeyama, Seiichi Komiya |