| 2025 | ICALT | Teaching Practice and Evaluation Using a Generative AI-Based Instructional Support Tool. | Norihiro Mukaida, Kento Tsutsumi, Yuji Amakawa, Shigeki Ahama, Mitsuru Nakata, Ryo Takaoka |
| 2019 | ICCE | Promoting Reflection on Question Decomposition in Web-based Investigative Learning. | Yoshiki Sato, Akihiro Kashihara, Shinobu Hasegawa, Koichi Ota, Ryo Takaoka |
| 2012 | ICCE | A Design Principle and Collaborative Learning Support Method in Game-based Learning Environment. | Ryo Takaoka, Masayuki Shimokawa, Takuya Nitta, Toshio Okamoto |
| 2011 | ICCE | Collaborative learning using LEBEL (Learning Ecology Based E-Learning). | Toshiaki Honda, Wakio Oyanagi, Ryo Takaoka |
| 2011 | ICCE | A Practice and Evaluation of Distance TA Training Program to Enhance Learning Supporter's Distance Support Ability. | Ryo Takaoka, Masayushi Shimokawa, Shigeki Ahama, Toshiaki Honda, Toshio Okamoto |
| 2011 | ICALT | A Framework of Educational Control in Game-based Learning Environment. | Ryo Takaoka, Masayuki Shimokawa, Toshio Okamoto |
| 2010 | ICCE | A Practice and Evaluation of Game-based Learning Environment for Linear Equation. | Ryo Takaoka, Masayuki Shimokawa, Toshiaki Honda, Toshio Okamoto |
| 2010 | ICCE | Collaborative Process Among Learning Support Agents in Game-based Learning Environment. | Ryo Takaoka, Masayuki Shimokawa, Toshiaki Honda, Toshio Okamoto |
| 2007 | ICCE | Collaborative Support Model for Group Learners among Distance Teaching Assistant. | Ryo Takaoka, Shinichi Iwasa, Ayumi Kodama, Toshio Okamoto |