| 2024 | SERA | A Study on the Generation of Spectrogram for the Detection of Venous Needle Dislodgement by Image Recognition Using Machine Learning. | Naofumi Nakaya, Mutsuki Koizumi, Satoshi Watanabe, Naruki Shirahama, Takayuki Abe, Akihiro Watanabe |
| 2024 | SERA | Quantitative Analysis of Conversational Response Nuances Using Visual Analog Scale, Data Visualization, and Clustering. | Naruki Shirahama, Shinichi Kondo, Keiji Matsumoto, Kenji Moriya, Naofumi Nakaya, Kazuhiro Koshi, Satoshi Watanabe |
| 2024 | SERA | A Study of the Distribution Between Visual Analog Scale and Likert Scale for Subjective Evaluation of "Like-Dislike". | Satoshi Watanabe, Naofumi Nakaya, Yuji Matsumoto, Naruki Shirahama |
| 2014 | SNPD | Proposal of eye-gaze recognize method for input interface without infra-red ray equipment. | Kazuki Fukushima, Naruki Shirahama |
| 2014 | SNPD | Development of input assistance application for mobile devices for physically disabled. | Naruki Shirahama, Yuki Sakuragi, Satoshi Watanabe, Naofumi Nakaya, Yukio Mori, Kazunori Miyamoto |
| 2000 | SMC | As approach to transitional rules of emotional words based on the theory for subjective observation model. | Naruki Shirahama |
| 1998 | ICONIP | An Emotion Processing System Based on Subjective Observation. | Naruki Shirahama, Masahiro Nagamatsu, Torao Yanaru |