| 2020 | ICCHP | A Study Examining a Real-Time Sign Language-to-Text Interpretation System Using Crowdsourcing. | Kohei Tanaka, Daisuke Wakatsuki, Hiroki Minagawa |
| 2014 | ICCHP | Captioning System with Function of Inserting Mathematical Formula Images. | Yoshinori Takeuchi, Yuji Sato, Kazuki Horiike, Daisuke Wakatsuki, Hiroki Minagawa, Noboru Ohnishi |
| 2012 | ICCHP | Meeting Support System for the Person with Hearing Impairment Using Tablet Devices and Speech Recognition. | Makoto Kobayashi, Hiroki Minagawa, Tomoyuki Nishioka, Shigeki Miyoshi |
| 2012 | ICCHP | A System for Matching Mathematical Formulas Spoken during a Lecture with Those Displayed on the Screen for Use in Remote Transcription. | Yoshinori Takeuchi, Hironori Kawaguchi, Noboru Ohnishi, Daisuke Wakatsuki, Hiroki Minagawa |
| 2010 | ICCHP | Extraction of Displayed Objects Corresponding to Demonstrative Words for Use in Remote Transcription. | Yoshinori Takeuchi, Hajime Ohta, Noboru Ohnishi, Daisuke Wakatsuki, Hiroki Minagawa |
| 2006 | ICCHP | Communication Supporting System in a Classroom Environment for the Hearing Impaired. | Yoshinori Takeuchi, Yudai Sakashita, Daisuke Wakatsuki, Hiroki Minagawa, Noboru Ohnishi |
| 2004 | ICCHP | Sign Language Communication Support at the Class for Hearing Impaired Using a Control Camera. | Hiroki Minagawa |
| 2002 | ICCHP | The User Interface Design for the Sign Language Translator in a Remote Sign Language Interpretation System. | Hiroki Minagawa, Ichiro Naito, Nobuko Kato, Hiroshi Murakami, Yasushi Ishihara |
| 1994 | ICCHP | Tactile-Audio User Interface for Blind Persons. | Hiroki Minagawa, Noboru Ohnishi, Noboru Sugie |