| 2023 | Mobiquitous | Proposal of Word Prediction Method for Gaze Swipe Text Entry. | Hisanori Fujii, Ryo Katsuma |
| 2021 | ICDCN | Reducing Falsely-detected Feature Points of SLAM by Estimating Obstacle-free Area for RCMSs. | Kei Nihonyanagi, Ryo Katsuma, Keiichi Yasumoto |
| 2018 | AINA | Reducing Error of Positioning Based on Unstable RSSI of Short Range Communication. | Wakana Nakai, Yu Kawahama, Ryo Katsuma |
| 2018 | AINA | Rope Deployment Method for Ropeway-Type Vermin Detection Systems. | Kodai Ogura, Kei Nihonyanagi, Ryo Katsuma |
| 2016 | AINA | Maintaining Coverage of Multiple Interest Points for Wireless Sensor Networks on Water Surface. | Ryo Katsuma, Hirotaka Ueno |
| 2015 | AINA | Efficient Coverage of Agricultural Field with Mobile Sensors by Predicting Solar Power Generation. | Masaru Eto, Ryo Katsuma, Morihiko Tamai, Keiichi Yasumoto |
| 2011 | CSEDU | A Distance Learning System with Customizable Screen Layouts for Multiple Learning Situations. | Hiroyuki Nagataki, Koji Noguchi, Ryo Katsuma, Yukiko Yamauchi, Naoki Shibata, Keiichi Yasumoto, Minoru Ito |
| 2009 | WiMob | Extending k-Coverage Lifetime of Wireless Sensor Networks Using Mobile Sensor Nodes. | Ryo Katsuma, Yoshihiro Murata, Naoki Shibata, Keiichi Yasumoto, Minoru Ito |