| 2022 | HCI | The Effect of Colors Used in E-Commerce Websites: An Analysis of Japanese Consumers. | Kioka Goto, Jean-Eric Pelet, Kayo Iizuka |
| 2015 | BPM | Consideration of the Business Process Re-Engineering Effect: Business Flow Notation Structure and the Management Perspective. | Kayo Iizuka, Yasuki Iizuka, Chihiro Suematsu |
| 2014 | ICAART | Multiagent Approach for Effective Disaster Evacuation. | Yasuki Iizuka, Katsuya Kinoshita, Kayo Iizuka |
| 2013 | CaiSE | Issues about Inter-organizational Process Flow Adjustment in Business Process Modeling. | Kayo Iizuka, Takuya Okawada, Masaaki Tsubone, Yasuki Iizuka, Chihiro Suematsu |
| 2013 | KES | E-Business Process Modeling Issues: From the Viewpoint of Inter-organizational Process Efficiency and Information Sharing. | Kayo Iizuka, Yasuki Iizuka, Chihiro Suematsu |
| 2011 | HCI | A Real-time Disaster Situation Mapping System for University Campuses. | Kayo Iizuka, Yasuki Iizuka, Kyoko Yoshida |
| 2011 | HCI | An Effective Disaster Evacuation Assist System Utilized by an Ad-Hoc Network. | Yasuki Iizuka, Kyoko Yoshida, Kayo Iizuka |
| 2011 | HCI | Earthquake Disaster Prevention Support Tool - Visualization of Prevention Effectiveness by Utilizing Augmented Reality. | Kyoko Yoshida, Masahiro Urabe, Hayato Tsuchiya, Yasuki Iizuka, Kayo Iizuka |
| 2011 | ISM | Food Product Information Supplement System - Corresponding to Consumer Needs for Shopping and Eating Out. | Kayo Iizuka, Takuya Okawada, Yasuki Iizuka |
| 2011 | KES | Exceeding the Efficiency of Distributed Approximate Algorithms Enabling by the Multiplexing Method. | Yasuki Iizuka, Kayo Iizuka |