| 2016 | ACL | On Approximately Searching for Similar Word Embeddings. | Kohei Sugawara, Hayato Kobayashi, Masajiro Iwasaki |
| 2014 | ICNC | A workflow optimization by handling subjective attributes with meta-heuristic approach. | Kohei Sugawara, Hamido Fujita |
| 2014 | SoMeT | Subjective Decision Making for Task Worker using Metaheuristics Technique. | Kohei Sugawara, Hamido Fujita |
| 2013 | SoMeT | A workflow optimization by handling interruption with meta-heuristic approach. | Kohei Sugawara, Hamido Fujita |
| 2012 | SoMeT | Decision Support System for Handling Interruption in Tasks for Workers. | Kohei Sugawara, Hamido Fujita |
| 2011 | SoMeT | On Knowledge Management System for Assisting User's Desision in Office Work. | Kohei Sugawara, Hamido Fujita |
| 2010 | SoMeT | Approach for Handling Multiple Objects Without Breaking the Continuity of User's Thinking. | Kohei Sugawara |
| 2009 | SoMeT | Evaluating Data Handling Performance of ISSEI Data Management Method. | Shogo Hayashida, Noriko Taniguchi, Kohei Sugawara, Rikio Maruta, W. Shoji |
| 2009 | SoMeT | A New Windows Desktop Icon for Single Point-of-Control of the Application Window. | Kohei Sugawara, Rikio Maruta |
| 2009 | SoMeT | On More Efficient Searching Methods for a Corporate Knowledge Database. | Noriko Taniguchi, Shogo Hayashida, Kohei Sugawara, Rikio Maruta |
| 2008 | SoMeT | Developing a Unique Collaborative System - "Optimization-Ware" Using a Novel Massive Data Retrieval/Management Approach. | Rikio Maruta, Shogo Hayashida, Noriko Taniguchi, Kohei Sugawara, M. Sengoku, W. Shoji |
| 2007 | SoMeT | A Novel Intuitive GUI Method for User-Friendly Operation. | Kohei Sugawara, Rikio Maruta |