| 2016 | CSCWD | Multiple virtual conductors allow amateur orchestra players to perform better and more easily. | Ryosuke Takatsu, Yusaku Maki, Tomoo Inoue, Ken-ichi Okada, Hiroshi Shigeno |
| 2016 | EGVE | MR Work Supporting System Using Pepper's Ghost. | Hiroto Tsuruzoe, Satoru Odera, Hiroshi Shigeno, Ken-ichi Okada |
| 2016 | MUM | Individual learning support about first aid with a human-shaped input device. | Ryuga Kato, Kento Izumida, Hiroshi Shigeno, Ken-ichi Okada |
| 2015 | AINA | MR Manual and Authoring Tool with Afterimages. | Hiroyuki Endo, Shinnosuke Furuya, Ken-ichi Okada |
| 2015 | AINA | A Triage Training System with Dynamic Scenario Change. | Misaki Hagino, Yuki Tayama, Ken-ichi Okada |
| 2015 | AINA | Travel Agency Desk Support System Using Interest Degree. | Yusaku Maki, Satoshi Gondo, Tomoo Inoue, Ken-ichi Okada |
| 2015 | HealthCom | Development of olfactory display using pulse ejection for medical applications. | Eri Matsuura, Shutaro Homma, Shohei Horiguchi, Sayaka Matsumoto, Ken-ichi Okada |
| 2015 | MUM | Triage training system: adjusting the difficulty level according to user proficiency. | Yuki Tayama, Ryuga Kato, Ken-ichi Okada |
| 2014 | CSCWD | Soccer tactics analysis supporting system displaying the player's actions in virtual space. | Satoshi Gondo, Tomoo Inoue, Kasumi Tarukawa, Ken-ichi Okada |
| 2014 | ICMI | System for Presenting and Creating Smell Effects to Video. | Risa Suzuki, Shutaro Homma, Eri Matsuura, Ken-ichi Okada |
| 2013 | AINA | Adding Scent to Television Broadcasts by Using Closed Caption Data. | Tatsuki Tatara, Makoto Kikkawa, Ken-ichi Okada |
| 2013 | CSCWD | Multi-view is useful for more accurate understanding of object in a virtual soccer field. | Kasumi Tarukawa, Tomoo Inoue, Ken-ichi Okada |
| 2012 | AINA | Instruction for Remote MR Cooperative Work with Captured Still Worker's View Video. | Makoto Kikkawa, Ginga Kamei, Ken-ichi Okada |
| 2012 | IUI | Virtual stage linked with a physical miniature stage to support multiple users in planning theatrical productions. | Yosuke Horiuchi, Tomoo Inoue, Ken-ichi Okada |
| 2011 | AINA | Proposal of the Disaster-Relief Training System Using the Electronic Triage Tag. | Hiroaki Kojima, Kentaro Nagahashi, Ken-ichi Okada |
| 2011 | CHI | Time characteristics of olfaction in a single breath. | Daisuke Noguchi, Sayumi Sugimoto, Yuichi Bannai, Ken-ichi Okada |
| 2011 | ICPADS | Visualization System for Log Analysis with Probabilities of Incorrect Operation. | Chifumi Nishioka, Masahiro Kozaki, Ken-ichi Okada |
| 2011 | Interact | Presentation Technique of Scents Using Mobile Olfactory Display for Digital Signage. | Sayumi Sugimoto, Ryo Segawa, Daisuke Noguchi, Yuichi Bannai, Ken-ichi Okada |
| 2011 | UIST | Injured person information management during second triage. | Yuki Takahashi, Hiroaki Kojima, Ken-ichi Okada |
| 2010 | CISIS | Efficient Routing Using Node Pull Out Estimation. | Hikaru Kobayashi, Hiromitsu Tomozawa, Hiroshi Shigeno, Ken-ichi Okada |
| 2010 | ISMAR | Augmentation of check in/out model for remote collaboration with Mixed Reality. | Ginga Kamei, Takeshi Matsuyama, Ken-ichi Okada |
| 2009 | AINA | Distributed Secure Virtual File System Using Hysteresis Signatures. | Shin Tezuka, Hiroko Tomori, Ryuya Uda, Ken-ichi Okada |
| 2009 | EGVE | Scent Presentation Expressing Two Smells of Different Intensity Simultaneously. | Daisuke Noguchi, Kaori Ohtsu, Yuichi Bannai, Ken-ichi Okada |
| 2009 | HCI | DiamondTheater: A System for Reproducing Theater and Supporting Creative Activities. | Tatsushi Takeuchi, Koichiro Watanabe, Tomoo Inoue, Ken-ichi Okada |
| 2009 | Interact | Measurement of Olfactory Characteristics for Two Kinds of Scent in a Single Breath. | Kaori Ohtsu, Junta Sato, Yuichi Bannai, Ken-ichi Okada |
| 2009 | VR | Effective Presentation Technique of Scent Using Small Ejection Quantities of Odor. | Junta Sato, Kaori Ohtsu, Yuichi Bannai, Ken-ichi Okada |
| 2009 | VRST | Estimation of thinking states in cyberspace using multiple physiological parameters. | Hiromu Miyashita, Ryo Segawa, Ken-ichi Okada |
| 2008 | AINA | Development and Evaluation of a Collaborative Virtual Environment Supporting Self Feedbacks of Electroencephalogram. | Akihiro Miyata, Shota Yamamoto, Masaki Hayashi, Takefumi Hayashi, Hiroshi Shigeno, Ken-ichi Okada |
| 2008 | VR | Symmetric Model of Remote Collaborative MR Using Tangible Replicas. | Shun Yamamoto, Hidekazu Tamaki, Yuta Okajima, Ken-ichi Okada, Yuichi Bannai |
| 2007 | AINA | Detection of Silent Worms using Anomaly Connection Tree. | Nobutaka Kawaguchi, Hiroshi Shigeno, Ken-ichi Okada |
| 2007 | HCI | Evaluation of Content Handling Methods for Tabletop Interface. | Ryoko Ishido, Keigo Kitahara, Tomoo Inoue, Ken-ichi Okada |
| 2007 | ICPADS | Early containment of worms using dummy addresses and connection trace back. | Taro Inaba, Nobutaka Kawaguchi, Shinya Tahara, Hiroshi Shigeno, Ken-ichi Okada |
| 2007 | Interact | A Fundamental Study for Participating in Multiple Teleconferences. | Hironori Egi, Hisashi Anzai, Itaru Takata, Ken-ichi Okada |
| 2007 | IPCCC | d-ACTM: Distributed Anomaly Connection Tree Method to detect Silent Worms. | Nobutaka Kawaguchi, Hiroshi Shigeno, Ken-ichi Okada |
| 2006 | AINA | ACTM: Anomaly Connection Tree Method to detect Silent Worms. | Nobutaka Kawaguchi, Yusuke Azuma, Shintaro Ueda, Hiroshi Shigeno, Ken-ichi Okada |
| 2006 | AINA | Authenticating Video Streams. | Shintaro Ueda, Shin-ichiro Kaneko, Nobutaka Kawaguchi, Hiroshi Shigeno, Ken-ichi Okada |
| 2005 | AINA | An Image Authentication Scheme Considering Privacy $#8212; A First Step towards Surveillance Camera Authentication. | Nobutaka Kawaguchi, Shintaro Ueda, Naohiro Obata, Hiroshi Shigeno, Ken-ichi Okada |
| 2005 | ICCE | Tangible Collaborative Learning Support System for Spatio-Temporal Contents. | Yuta Maruyama, Keigo Kitahara, Tomoo Inoue, Hiroshi Shigeno, Ken-ichi Okada |
| 2005 | ICALT | Proposal of a Map-Making System for Mobile Learning that Uses Subjective Geographic Recognition. | Tomoo Inoue, Yuri Yamamoto, Keisuke Nakazawa, Hiroshi Shigeno, Ken-ichi Okada |
| 2004 | AINA | Automating Detection of Faults in TCP Implementations. | Hiroshi Inamura, Osamu Takahashi, Taro Ishikawa, Hiroshi Shigeno, Ken-ichi Okada |
| 2004 | AINA | Stream Authentication Scheme for the use over the IP Telephony. | Shintaro Ueda, Nobutaka Kawaguchi, Hiroshi Shigeno, Ken-ichi Okada |
| 2004 | ISCAS | Modelling and optimization of on-chip spiral inductor in S-parameter domain. | Ken-ichi Okada, Hiroaki Hoshino, Hidetoshi Onodera |
| 2004 | OPODIS | SRF TCP: A TCP-Friendly and Fair Congestion Control Method for High-Speed Networks. | Masahiko Fukuhara, Fumiaki Hirose, Tomoya Hatano, Hiroshi Shigeno, Ken-ichi Okada |
| 2003 | ICCAD | A Statistical Gate-Delay Model Considering Intra-Gate Variability. | Ken-ichi Okada, Kento Yamaoka, Hidetoshi Onodera |
| 2002 | LCN | A Metadata-Based Environment Adaptive Review System for Digital Broadcasting. | Hisayuki Ohmata, Masahito Ito, Hiroshi Shigeno, Ken-ichi Okada, Yutaka Matsushita, Hirokazu Konishi, Mikihiro Ueno, Eisuke Nakasu |
| 2000 | ASPDAC | A method for linking process-level variability to system performances. | Tomohiro Fujita, Ken-ichi Okada, Hiroaki Fujita, Hidetoshi Onodera, Keikichi Tamaru |
| 1999 | Group | Perspective layered visualization of collaborative workspaces. | Hidekazu Shiozawa, Ken-ichi Okada, Yutaka Matsushita |
| 1998 | CoopIS | Interworkflow System: Coordination of Each Workflow amoong Multiple Organizations. | Keiko Hiramatsu, Ken-ichi Okada, Yutaka Matsushita, Hamo Hayami |
| 1998 | ICPADS | Design and Implementation of Agent-Based Flexible Asynchronous Messaging System. | Jiro Sekiba, Gen Kitagata, Takuo Suganuma, Tetsuo Kinoshita, Ken-ichi Okada, Norio Shiratori |
| 1997 | Group | Valentine: an environment for home office worker providing informal communication and personal space. | Shinkuro Honda, Hironari Tomioka, Takaaki Kimura, Takaharu Oosawa, Ken-ichi Okada, Yutaka Matsushita |
| 1997 | Group | Integration of face-to-face and video-mediated meetings: HERMES. | Tomoo Inoue, Ken-ichi Okada, Yutaka Matsushita |
| 1997 | HCI | A Virtual Office Environment for Supporting Informal Communications and Securing Personal Space. | Shinkuro Honda, Takaaki Kimura, Hironari Tomioka, Takaharu Oosawa, Ken-ichi Okada, Yutaka Matsushita |
| 1997 | LCN | MC^2 Platform for Mobile and Wireless Computing. | Hiroshi Shigeno, Yoshihiro Fujimaki, Hiro Ohmori, Ken-ichi Okada, Yutaka Matsushita |
| 1997 | UIST | A Virtual Office Environment Based on a Shared Room Realizing Awareness Space and Transmitting Awareness Information. | Shinkuro Honda, Hironari Tomioka, Takaaki Kimura, Takaharu Ohsawa, Ken-ichi Okada, Yutaka Matsushita |
| 1996 | CSCW | MAJIC and DesktopMAJIC Conferencing System (Video Program). | Ken-ichi Okada, Shunsuke Tanaka, Yutaka Matsushita |
| 1996 | ICDE | Auditory Browsing for Acquisition of Information in Cyberspace. | Naoto Oki, Kunio Teramoto, Ken-ichi Okada, Yutaka Matsushita |
| 1995 | ECSCW | MAJIC Videoconferencing System: Experiments, Evaluation and Improvement. | Yusuke Ichikawa, Ken-ichi Okada, Giseok Jeong, Shunsuke Tanaka, Yutaka Matsushita |
| 1995 | Interact | Design and evaluation of MAJIC videoconferencing system. | Ken-ichi Okada, Yusuke Ichikawa, Giseok Jeong, Syunsuke Tanaka, Yutaka Matsushita |
| 1995 | ISADS | Evaluations of gestural animations to convey feelings in asynchronous network communication. | Tomoo Inoue, Ken-ichi Okada, Yutaka Matsushita |
| 1995 | UIST | Learning from TV Programs: Application of TV Presentation to a Videoconferencing System. | Tomoo Inoue, Ken-ichi Okada, Yutaka Matsushita |
| 1994 | COMPSAC | The Multi-Project Support System based on multiplicity of task. | Koji Tsukada, Ken-ichi Okada, Yutaka Matsushita |
| 1994 | CSCW | Multiparty Videoconferencing at Virtual Social Distance: MAJIC Design. | Ken-ichi Okada, Fumihiko Maeda, Yusuke Ichikawa, Yutaka Matsushita |
| 1994 | ICNP | The ID-based non-interactive group communication key sharing scheme using smart cards. | Hiroyuki Sakakibara, Kazunori Seki, Ken-ichi Okada, Yutaka Matsushita |
| 1990 | ACSAC | Hierarchical group oriented key management method HGK. | Hidenori Nakamura, Kazuyuki Takagi, Ken-ichi Okada, Yutaka Matsushita |