| 2016 | HCI | Content Authoring Tool to Assign Signage Items to Regions on a Paper Poster. | Akira Hattori, Hiroshi Suzuki, Haruo Hayami |
| 2015 | HCI | Hyper Panel System: Display System for Poster Layouts with Detailed Contents. | Hiroshi Suzuki, Akira Hattori, Hisashi Sato, Haruo Hayami |
| 2014 | HCI | "Make Your Own Planet": Workshop for Digital Expression and Physical Creation. | Hiroshi Suzuki, Hisashi Sato, Haruo Hayami |
| 2013 | SIGGRAPH | Fight our shadow robot. | Hiroshi Suzuki, Hisashi Sato, Haruo Hayami |
| 2011 | WEBIST | Web-based System for Automatically Collecting Information about Locations of Volunteer Activities of Citizen Groups. | Akira Hattori, Haruo Hayami |
| 2010 | KES | A System to Share Arrangements for Daily Tasks and Life Events on the Web. | Hitomi Sato, Akira Hattori, Haruo Hayami |
| 2009 | KES | Web-Based System for Supporting Participation in International Conferences. | Akira Hattori, Shigenori Ioroi, Haruo Hayami |
| 2009 | SMC | A Web Service-Based System for Sharing Distributed XML Data Using Customizable schema. | Akira Hattori, Kuniaki Tabata, Haruo Hayami |
| 1989 | DASFAA | RINDA - A Relational Database Processor for Non-Indexed Queries. | Ushio Inoue, Haruo Hayami, Hideki Fukuoka, Kenji Suzuki |