"Keitaro Shintaki,Hiroyuki Umemuro,Mayu Koike","Effect of Agents' Ways of Paraphrasing Users' Talk on Users' Trust and Likeability of Agent","The 16th International Conference on Social Robotics +AI","Palinko, O., et al. Social Robotics. ICSR + AI 2024. Lecture Notes in Computer Science (LNAI)","Springer","vol. 15561",,"pp. 230-243",2025,Mar.
"Yan Zhang,Hiroyuki Umemuro,Mayu Koike","Effects of Virtual Agents' Affective Favoritism on Users' Self-Esteem and Perception of Agents","The 16th International Conference on Social Robotics +AI","Palinko, O., et al. (eds.)  Social Robotics. ICSR + AI 2024. Lecture Notes in Computer Science(LNAI)","Springer","vol. 15561",,"pp. 351-365",2025,Mar.
"Mitsuhiro Matsmoto,Hiroyuki Umemuro,Mayu Koike","Effects of Virtual Agents' Social Support for Social Sharing of Negative Emotions on Attachment Function and Trust","the 12th International Conference on Human-Agent Interaction 2024","Proceedings of the 12th International Conference on Human-Agent Interaction 2024","Association for Computing Machinery",,,"pp. 132 - 140",2024,Nov.