Lexical entrainment in human-robot interaction: Can robots entrain human vocabulary? - Takamasa Iio; Masahiro Shiomi; Kazuhiko Shinozawa; Takahiro Miyashita; Takaaki Akimoto; Norihiro Hagita (IROS, 2009)

Mutual entrainment: Implicit elicitation of human gestures by robot speech. - Takamasa Iio; Masahiro Shiomi; Kazuhiko Shinozawa; Takaaki Akimoto; Katsunori Shimohara; Norihiro Hagita (IROS, 2010)

Entrainment of Pointing Gestures by Robot Motion. - Takamasa Iio; Masahiro Shiomi; Kazuhiko Shinozawa; Takaaki Akimoto; Katsunori Shimohara; Norihiro Hagita (ICSR, 2010)

Investigating Entrainment of People's Pointing Gestures by Robot's Gestures Using a WOZ Method. - Takamasa Iio; Masahiro Shiomi; Kazuhiko Shinozawa; Takaaki Akimoto; Katsunori Shimohara; Norihiro Hagita (Int. J. Soc. Robotics, 2011)

Social acceptance by elderly people of a fall-detection system with range sensors in a nursing home. - Takamasa Iio; Masahiro Shiomi; Koji Kamei; Chandraprakash Sharma; Norihiro Hagita (HAI, 2014)

User-friendly autonomous wheelchair for elderly care using ubiquitous network robot platform. - Masahiro Shiomi; Takamasa Iio; Koji Kamei; Chandraprakash Sharma; Norihiro Hagita (HAI, 2014)

Modeling and Controlling Friendliness for An Interactive Museum Robot. - Chien-Ming Huang 001; Takamasa Iio; Satoru Satake; Takayuki Kanda 001 (Robotics: Science and Systems, 2014)

Improvement of object reference recognition through human robot alignment. - Mitsuhiko Kimoto; Takamasa Iio; Masahiro Shiomi; Ivan Tanev; Katsunori Shimohara; Norihiro Hagita (RO-MAN, 2015)

Lexical Entrainment in Human Robot Interaction - Do Humans Use Their Vocabulary to Robots? - Takamasa Iio; Masahiro Shiomi; Kazuhiko Shinozawa; Katsunori Shimohara; Mitsunori Miki; Norihiro Hagita (Int. J. Soc. Robotics, 2015)

Communication Cues in a Human-Robot Touch Interaction. - Takahiro Hirano; Masahiro Shiomi; Takamasa Iio; Mitsuhiko Kimoto; Takuya Nagashio; Ivan Tanev; Katsunori Shimohara; Norihiro Hagita (HAI, 2016)

Pre-scheduled Turn-Taking between Robots to Make Conversation Coherent. - Takamasa Iio; Yuichiro Yoshikawa; Hiroshi Ishiguro (HAI, 2016)

Alignment Approach Comparison between Implicit and Explicit Suggestions in Object Reference Conversations. - Mitsuhiko Kimoto; Takamasa Iio; Masahiro Shiomi; Ivan Tanev; Katsunori Shimohara; Norihiro Hagita (HAI, 2016)

Video Recommendation System that Arranges Video Clips Based on Pre-defined Viewing Times. - Mitsuhiko Kimoto; Tomoki Nakahata; Takahiro Hirano; Takuya Nagashio; Masahiro Shiomi; Takamasa Iio; Ivan Tanev; Katsunori Shimohara (HCI (5), 2016)

Social acceptance by senior citizens and caregivers of a fall detection system using range sensors in a nursing home. - Takamasa Iio; Masahiro Shiomi; Koji Kamei; Chandraprakash Sharma; Norihiro Hagita (Adv. Robotics, 2016)

Proactive Conversation between Multiple Robots to Improve the Sense of Human-Robot Conversation. - Yuichiro Yoshikawa; Takamasa Iio; Tsunehiro Arimoto; Hiroaki Sugiyama; Hiroshi Ishiguro (AAAI Fall Symposia, 2017)

Effects of a Listener Robot with Children in Storytelling. - Yumiko Tamura; Mitsuhiko Kimoto; Masahiro Shiomi; Takamasa Iio; Katsunori Shimohara; Norihiro Hagita (HAI, 2017)

Starting a Conversation by Multi-robot Cooperative Behavior. - Takamasa Iio; Yuichiro Yoshikawa; Hiroshi Ishiguro (ICSR, 2017)

Do Social Rewards from Robots Enhance Offline Improvements in Motor Skills? - Soto Okumura; Mitsuhiko Kimoto; Masahiro Shiomi; Takamasa Iio; Katsunori Shimohara; Norihiro Hagita (ICSR, 2017)

Retaining Human-Robots Conversation: Comparing Single Robot to Multiple Robots in a Real Event. - Takamasa Iio; Yuichiro Yoshikawa; Hiroshi Ishiguro (J. Adv. Comput. Intell. Intell. Informatics, 2017)

Calibrating Depth Sensors for Pedestrian Tracking Using a Robot as a Movable and Localized Landmark. - Mitsuhiko Kimoto; Masahiro Shiomi; Takamasa Iio; Katsunori Shimohara; Norihiro Hagita (SMC, 2018)

How Do Communication Cues Change Impressions of Human-Robot Touch Interaction? - Takahiro Hirano; Masahiro Shiomi; Takamasa Iio; Mitsuhiko Kimoto; Ivan Tanev; Katsunori Shimohara; Norihiro Hagita (Int. J. Soc. Robotics, 2018)

Preliminary Investigation of Pre-Touch Reaction Distances toward Virtual Agents. - Aoba Sato; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (HAI, 2019)

Lexical Entrainment in Multi-party Human-Robot Interaction. - Mitsuhiko Kimoto; Takamasa Iio; Michita Imai; Masahiro Shiomi (ICSR, 2019)

Improvement of Japanese adults' English speaking skills via experiences speaking to a robot. - Takamasa Iio; Ryota Maeda; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro; Kaori Suzuki; Tomohiro Aoki; Miharu Maesaki; Mika Hama (J. Comput. Assist. Learn., 2019)

How Can Robot's Gaze Ratio and Body Direction Show an Awareness of Priority to the People With Whom it is Interacting? - Honoka Arai; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Reo Matsumura; Masahiro Shiomi (IEEE Robotics Autom. Lett., 2019)

Can a Robot's Touches Express the Feeling of Kawaii toward an Object? - Yuka Okada; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Hiroshi Nittono; Masahiro Shiomi (IROS, 2020)

Effects of Social Touch from an Agent in Virtual Space: Comparing Visual Stimuli and Virtual-Tactile Stimuli. - Kana Higashino; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (RO-MAN, 2020)

Effects of Touch Behaviors and Whispering Voices in Robot-Robot Interaction for Information Providing Tasks. - Yuka Okada; Riko Taniguchi; Akihiro Tatsumi; Masashi Okubo; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (RO-MAN, 2020)

Human-Like Guide Robot that Proactively Explains Exhibits. - Takamasa Iio; Satoru Satake; Takayuki Kanda 001; Kotaro Hayashi; Florent Ferreri; Norihiro Hagita (Int. J. Soc. Robotics, 2020)

Gaze-Height and Speech-Timing Effects on Feeling Robot-Initiated Touches. - Masahiro Shiomi; Takahiro Hirano; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara (J. Robotics Mechatronics, 2020)

Social Robot Encouraging Two Strangers to Talk with Each Other for Their Relationships. - Naoki Ise; Takamasa Iio (HRI (Companion), 2021)

Priming Effects on Reaction Time toward Touch via a Web-survey: Human Reaction or Android Reaction? - Atsumu Kubota; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (HRI (Companion), 2021)

An empirical study of how much a social robot increases the rate of valid responses in a questionnaire survey. - Taiga Natori; Takamasa Iio (RO-MAN, 2021)

Tactile stimulus is essential to increase motivation for touch interaction in virtual environment. - Kana Higashino; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (Adv. Robotics, 2021)

Double-meaning agreements by two robots to conceal incoherent agreements to user's opinions. - Takamasa Iio; Yuichiro Yoshikawa; Hiroshi Ishiguro (Adv. Robotics, 2021)

Special Issue on Robot and Human Interactive Communication 2021 (Part I). - Masahiro Shiomi; Takayuki Nagai; Hidenobu Sumioka; Takamasa Iio; Martin Cooney (Adv. Robotics, 2021)

Special issue on robot and human interactive communication 2021 (Part II). - Masahiro Shiomi; Takayuki Nagai; Hidenobu Sumioka; Takamasa Iio; Martin Cooney (Adv. Robotics, 2021)

Two is better than one: verification of the effect of praise from two robots on pre-school children's learning time. - Masahiro Shiomi; Yumiko Tamura; Mitsuhiko Kimoto; Takamasa Iio; Reiko Akahane-Yamada; Katsunori Shimohara (Adv. Robotics, 2021)

The Effects of Physically Embodied Multiple Conversation Robots on the Elderly. - Toshiaki Nishio; Yuichiro Yoshikawa; Kazuki Sakai; Takamasa Iio; Mariko Chiba; Taichi Asami; Yoshinori Isoda; Hiroshi Ishiguro (Frontiers Robotics AI, 2021)

Sharing Experiences to Help a Robot Present Its Mind and Sociability. - Changzeng Fu; Yuichiro Yoshikawa; Takamasa Iio; Hiroshi Ishiguro (Int. J. Soc. Robotics, 2021)

Modeling of Pre-Touch Reaction Distance for Faces in a Virtual Environment. - Dario Alfonso Cuello Mejía; Aoba Saito; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Hidenobu Sumioka; Hiroshi Ishiguro; Masahiro Shiomi (J. Inf. Process., 2021)

Using an Android Robot to Improve Social Connectedness by Sharing Recent Experiences of Group Members in Human-Robot Conversations. - Changzeng Fu; Chaoran Liu; Carlos Toshinori Ishi; Yuichiro Yoshikawa; Takamasa Iio; Hiroshi Ishiguro (IEEE Robotics Autom. Lett., 2021)

What is the speed boundary between patting and slapping by a robot?: Investigating perceptions toward robot-robot interaction. - Taichi Hirayama; Yuka Okada; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (HAI, 2022)

A Dialogue Robot System to Improve Credibility in Sightseeing Spot Recommendations. - Naoki Yoshimaru; Tomohiro Masuda; Hyejin Hong; Yusei Tanaka; Motoharu Okuma; Nagihiro Matsumoto; Kazuma Kusu; Takamasa Iio; Kenji Hatano (CoRR, 2022)

A Summarized History-based Dialogue System for Amnesia-Free Prompt Updates. - Hyejin Hong; Hibiki Kawano; Takuto Maekawa; Naoki Yoshimaru; Takamasa Iio; Kenji Hatano (CoRR, 2023)

AsyncMLD: Asynchronous Multi-LLM Framework for Dialogue Recommendation System. - Naoki Yoshimaru; Motoharu Okuma; Takamasa Iio; Kenji Hatano (CoRR, 2023)

Is Politeness Better than Impoliteness? Comparisons of Robot's Encouragement Effects Toward Performance, Moods, and Propagation. - Kana Higashino; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (Int. J. Soc. Robotics, 2023)

What Kinds of Facial Self-Touches Strengthen Expressed Emotions? - Junya Kawano; Mitsuhiko Kimoto; Takamasa Iio; Masahiro Shiomi (RO-MAN, 2024)

Two is Better than One: Cultural Differences in the Number of Apologizing Robots in the U.S. and Japan. - Masahiro Shiomi; Taichi Hirayama; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara (RO-MAN, 2024)

Speed effects in touching behaviours: impact on perceived relationships in robot-robot interactions. - Taichi Hirayama; Yuka Okada; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara; Masahiro Shiomi (Adv. Robotics, 2024)

Multi-robot cooperative behavior for reducing unnaturalness of starting a conversation. - Takamasa Iio; Yuichiro Yoshikawa; Hiroshi Ishiguro (Adv. Robotics, 2024)

Special issue on social interaction with more than one robot. - Masahiro Shiomi; Daisuke Sakamoto; Takamasa Iio; Martin Cooney; Jun Baba; Mitsuhiko Kimoto; Leimin Tian (Adv. Robotics, 2024)

Comparison of Outcomes Between Robot-Assisted Language Learning System and Human Tutors: Focusing on Speaking Ability. - Takamasa Iio; Yuichiro Yoshikawa; Kohei Ogawa; Hiroshi Ishiguro (Int. J. Soc. Robotics, 2024)

Modeling of Bowing Behaviors in Apology Based on Severity. - Masahiro Shiomi; Taichi Hirayama; Mitsuhiko Kimoto; Takamasa Iio; Katsunori Shimohara (IEEE Robotics Autom. Lett., 2024)

What Should Autonomous Robots Verbalize and What Should They Not? - Daichi Yoshihara; Akishige Yuguchi; Seiya Kawano; Takamasa Iio; Koichiro Yoshino (MMM (5), 2025)

Impact of Table-Top Robots on Questionnaire Response Rates at a Science Museum. - Taiga Natori; Takamasa Iio; Yuichiro Yoshikawa; Hiroshi Ishiguro (Int. J. Soc. Robotics, 2025)