Ubiquitous cognition: mobile environment achieved by migratable agent. - Kohei Ogawa; Tetsuo Ono (Mobile HCI, 2005)

ITACO: Effects to Interactions by Relationships between Humans and Artifacts. - Kohei Ogawa; Tetsuo Ono (IVA, 2008)

ITACO: Constructing an emotional relationship between human and robot. - Kohei Ogawa; Tetsuo Ono (RO-MAN, 2008)

Can an android persuade you? - Kohei Ogawa; Christoph Bartneck; Daisuke Sakamoto; Takayuki Kanda 001; Tetsuo Ono; Hiroshi Ishiguro (RO-MAN, 2009)

Efficient Canny Edge Detection Using a GPU. - Kohei Ogawa; Yasuaki Ito; Koji Nakano (ICNC, 2010)

Fast Ellipse Detection Algorithm Using Hough Transform on the GPU. - Yasuaki Ito; Kohei Ogawa; Koji Nakano (ICNC, 2011)

Telenoid: tele-presence android for communication. - Kohei Ogawa; Shuichi Nishio; Kensuke Koda; Koichi Taura; Takashi Minato; Carlos Toshinori Ishi; Hiroshi Ishiguro (SIGGRAPH Emerging Technologies, 2011)

Toward seamless indoor-outdoor applications: Developing stakeholder-oriented location-based services. - Kohei Ogawa; Edward Verbree; Sisi Zlatanova; Naohiko Kohtake; Yoshiaki Ohkami (Geo spatial Inf. Sci., 2011)

Exploring the Natural Reaction of Young and Aged Person with Telenoid in a Real World. - Kohei Ogawa; Shuichi Nishio; Kensuke Koda; Giuseppe Balistreri; Tetsuya Watanabe; Hiroshi Ishiguro (J. Adv. Comput. Intell. Intell. Informatics, 2011)

How does telenoid affect the communication between children in classroom setting? - Ryuji Yamazaki; Shuichi Nishio; Kohei Ogawa; Hiroshi Ishiguro; Kohei Matsumura; Kensuke Koda; Tsutomu Fujinami (CHI Extended Abstracts, 2012)

Do robot appearance and speech affect people's attitude? Evaluation through the Ultimatum Game. - Shuichi Nishio; Kohei Ogawa; Yasuhiro Kanakogi; Shoji Itakura; Hiroshi Ishiguro (RO-MAN, 2012)

Possibilities of Androids as poetry-reciting agent. - Kohei Ogawa; Koichi Taura; Hiroshi Ishiguro (RO-MAN, 2012)

Effect of perspective change in body ownership transfer to teleoperated android robot. - Kohei Ogawa; Koichi Taura; Shuichi Nishio; Hiroshi Ishiguro (RO-MAN, 2012)

Teleoperated android as an embodied communication medium: A case study with demented elderlies in a care facility. - Ryuji Yamazaki; Shuichi Nishio; Kohei Ogawa; Hiroshi Ishiguro (RO-MAN, 2012)

Body Ownership Transfer to Teleoperated Android Robot. - Shuichi Nishio; Tetsuya Watanabe; Kohei Ogawa; Hiroshi Ishiguro (ICSR, 2012)

Robot embodiment, operator modality, and social interaction in tele-existence: a project outline. - Christian Becker-Asano; Severin Gustorff; Kai Oliver Arras; Kohei Ogawa; Shuichi Nishio; Hiroshi Ishiguro; Bernhard Nebel (HRI, 2013)

Tell me your story, robot: introducing an android as fiction character leads to higher perceived usefulness and adoption intention. - Martina Mara; Markus Appel; Hideaki Ogawa; Christopher Lindinger; Emiko Ogawa; Hiroshi Ishiguro; Kohei Ogawa (HRI, 2013)

Mathematical Model For Collaborative Learning: Acquiring Hierarchic-Structured Knowledge. - Kohei Ogawa; Yasuyuki Nakamura; Koichi Yasutake; Osamu Yamakawa (ICCE, 2013)

Infinitesimal Annealing for Training Semi-Supervised Support Vector Machines. - Kohei Ogawa; Motoki Imamura; Ichiro Takeuchi; Masashi Sugiyama (ICML (3), 2013)

Safe Screening of Non-Support Vectors in Pathwise SVM Computation. - Kohei Ogawa; Yoshiki Suzuki; Ichiro Takeuchi (ICML (3), 2013)

IEEE 802.11ah Based M2M Networks Employing Virtual Grouping and Power Saving Methods. - Kohei Ogawa; Yuki Sangenya; Masahiro Morikura; Koji Yamamoto 001; Tomoyuki Sugihara (VTC Fall, 2013)

IEEE 802.11ah Based M2M Networks Employing Virtual Grouping and Power Saving Methods. - Kohei Ogawa; Masahiro Morikura; Koji Yamamoto 001; Tomoyuki Sugihara (IEICE Trans. Commun., 2013)

Promoting Socialization of schoolchildren using a teleoperated Android: an Interaction Study. - Ryuji Yamazaki; Shuichi Nishio; Kohei Ogawa; Kohei Matsumura; Takashi Minato; Hiroshi Ishiguro; Tsutomu Fujinami; Masaru Nishikawa (Int. J. Humanoid Robotics, 2013)

Field study: can androids be a social entity in the real world? - Miki Watanabe; Kohei Ogawa; Hiroshi Ishiguro (HRI, 2014)

Outlier Path: A Homotopy Algorithm for Robust SVM. - Shinya Suzumura; Kohei Ogawa; Masashi Sugiyama; Ichiro Takeuchi (ICML, 2014)

Designing robot behavior in conversations based on contemporary colloquial theatre theory. - Kohei Ogawa; Takenobu Chikaraishi; Yuichiro Yoshikawa; Shogo Nishiguchi; Oriza Hirata; Hiroshi Ishiguro (RO-MAN, 2014)

The Uncanny in the Wild. Analysis of Unscripted Human-Android Interaction in the Field. - Astrid M. Rosenthal-von der Pütten; Nicole C. Krämer; Christian Becker-Asano; Kohei Ogawa; Shuichi Nishio; Hiroshi Ishiguro (Int. J. Soc. Robotics, 2014)

Can Androids Be Salespeople in the Real World? - Miki Watanabe; Kohei Ogawa; Hiroshi Ishiguro (CHI Extended Abstracts, 2015)

Future Roles for Android Robots: Survey and Trial. - Tomoya Hoshikawa; Kohei Ogawa; Hiroshi Ishiguro (HAI, 2015)

Relieving mental stress of speakers using a tele-operated robot in foreign language speech education. - Shizuka Nakamura; Miki Watanabe; Yuichiro Yoshikawa; Kohei Ogawa; Hiroshi Ishiguro (INTERSPEECH, 2015)

A new design principle for an autonomous robot. - Itsuki Doi; Takashi Ikegami; Atsushi Masumori; Hiroki Kojima; Kohei Ogawa; Hiroshi Ishiguro (ECAL, 2017)

Emotional or Social?: How to Enhance Human-Robot Social Bonding. - Naoki Koyama; Kazuaki Tanaka; Kohei Ogawa; Hiroshi Ishiguro (HAI, 2017)

Silk fabricator: using silkworms as 3D printers. - Riku Iwasaki; Yuta Sato; Ippei Suzuki; Atsushi Shinoda; Kenta Yamamoto; Kohei Ogawa; Yoichi Ochiai (SIGGRAPH ASIA (Posters), 2017)

Creation and Staging of Android Theatre "Sayonara"towards Developing Highly Human-Like Robots. - Takenobu Chikaraishi; Yuichiro Yoshikawa; Kohei Ogawa; Oriza Hirata; Hiroshi Ishiguro (Future Internet, 2017)

Homotopy continuation approaches for robust SV classification and regression. - Shinya Suzumura; Kohei Ogawa; Masashi Sugiyama; Masayuki Karasuyama; Ichiro Takeuchi (Mach. Learn., 2017)

Theatrical approach: Designing human-like behaviour in humanoid robots. - Shogo Nishiguchi; Kohei Ogawa; Yuichiro Yoshikawa; Takenobu Chikaraishi; Oriza Hirata; Hiroshi Ishiguro (Robotics Auton. Syst., 2017)

Conversational Agents to Suppress Customer Anger in Text-based Customer-support Conversations. - Itaru Kuramoto; Jun Baba; Kohei Ogawa; Yuichiro Yoshikawa; Takayuki Kawabata; Hiroshi Ishiguro (HAI, 2018)

Can a Humanoid Robot Engage in Heartwarming Interaction Service at a Hotel? - Junya Nakanishi; Itaru Kuramoto; Jun Baba; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (HAI, 2018)

Excuse Me, May I Say Something? A Robot Facilitating Q&A for Lectures. - Oskar Palinko; Jiro Shimaya; Kristian Hoeck; Kohei Ogawa; Nobuhiro Jinnai; Yuichiro Yoshikawa; Hiroshi Ishiguro (IROS, 2018)

Improving Teacher-Student Communication During Lectures Using a Robot and an Online Messaging/Voting System. - Oskar Palinko; Jiro Shimaya; Nobuhiro Jinnai; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (RO-MAN, 2018)

Design method of digitally fabricated spring glass pen. - Kohei Ogawa; Kengo Tanaka; Tatsuya Minagawa; Yoichi Ochiai (SIGGRAPH Posters, 2018)

Spiral Folding of Thin Films with Curved Surface. - Victor Parque; Kohei Ogawa; Satoshi Miura; Tomoyuki Miyashita (SMC, 2018)

How Should a Robot Interrupt a Conversation Between Multiple Humans. - Oskar Palinko; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (ICSR, 2018)

Soliloquising Social Robot in a Hotel Room. - Junya Nakanishi; Itaru Kuramoto; Jun Baba; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (OZCHI, 2019)

Robotic eyes that express personality. - Liangyi Luo; Naoki Koyama; Kohei Ogawa; Hiroshi Ishiguro (Adv. Robotics, 2019)

Effect of self-representation of interaction history by the robot on perceptions of mind and positive relationship: a case study on a home-use robot. - Hamed Mahzoon; Kohei Ogawa; Yuichiro Yoshikawa; Michiko Tanaka; Kento Ogawa; Ryouta Miyazaki; Yusaku Ota; Hiroshi Ishiguro (Adv. Robotics, 2019)

Maintaining the Sense of Agency in Semi-Autonomous Robot Conferencing. - Kazuaki Tanaka; Kota Takenouchi; Kohei Ogawa; Yuichiro Yoshikawa; Shuichi Nishio; Hiroshi Ishiguro (Future Internet, 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)

Teleoperated Robot Acting Autonomous for Better Customer Satisfaction. - Jun Baba; Sichao Song 001; Junya Nakanishi; Itaru Kuramoto; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (CHI Extended Abstracts, 2020)

Please Listen to Me: How to Make Passersby Stop by a Humanoid Robot in a Shopping Mall. - Yuki Okafuji; Yasunori Ozaki; Jun Baba; Asano Kitahara; Junya Nakanishi; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (HRI (Companion), 2020)

TCP BBR Performance Improvement on a Network with Increasing RTT. - Kanon Sasaki; Kouto Miyazawa; Kohei Ogawa; Saneyasu Yamaguchi (CANDAR, 2020)

Smart Speaker vs. Social Robot in a Case of Hotel Room. - Junya Nakanishi; Jun Baba; Itaru Kuramoto; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (IROS, 2020)

Can a humanoid robot continue to draw attention in an office environment? - Yuki Okafuji; Jun Baba; Junya Nakanishi; Itaru Kuramoto; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (Adv. Robotics, 2020)

Japanese Young Women Did not Discriminate between Robots and Humans as Listeners for Their Self-Disclosure -Pilot Study-. - Takahisa Uchida; Hideyuki Takahashi; Midori Ban; Jiro Shimaya; Takashi Minato; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (Multimodal Technol. Interact., 2020)

Throughput Distribution and Stabilization on TCP BBR Connections. - Kohei Ogawa; Kouto Miyazawa; Saneyasu Yamaguchi; Aki Kobayashi (CloudNet, 2021)

Printed Absorbent: Inner Fluid Design with 3D Printed Object. - Kohei Ogawa; Tatsuya Minagawa; Hiroki Hasada; Yoichi Ochiai (HCI (37), 2021)

Standard Dialogue Structure and Frequent Patterns in the Agent Dialogue System. - Yoshimi Tominaga; Hideki Tanaka; Hiroshi Ishiguro; Kohei Ogawa (HCI (21), 2021)

Development and Effectiveness Evaluation of Interactive Voice HMI System. - Chiharu Kataoka; Osamu Kukimoto; Yuichiro Yoshikawa; Kohei Ogawa; Hiroshi Ishiguro (IEICE Trans. Inf. Syst., 2021)

Active Participation in Lectures via a Collaboratively Controlled Robot. - Jiro Shimaya; Yuichiro Yoshikawa; Oskar Palinko; Kohei Ogawa; Nobuhiro Jinnai; Hiroshi Ishiguro (Int. J. Soc. Robotics, 2021)

Robotic question support system to reduce hesitation for face-to-face questions in lectures. - Jiro Shimaya; Yuichiro Yoshikawa; Kohei Ogawa; Hiroshi Ishiguro (J. Comput. Assist. Learn., 2021)

Towards a Personality AI for Robots: Potential Colony Capacity of a Goal-Shaped Generative Personality Model When Used for Expressing Personalities via Non-Verbal Behaviour of Humanoid Robots. - Liangyi Luo; Kohei Ogawa; Graham Peebles; Hiroshi Ishiguro (Frontiers Robotics AI, 2022)

Behavioral Assessment of a Humanoid Robot When Attracting Pedestrians in a Mall. - Yuki Okafuji; Yasunori Ozaki; Jun Baba; Junya Nakanishi; Kohei Ogawa; Yuichiro Yoshikawa; Hiroshi Ishiguro (Int. J. Soc. Robotics, 2022)

Identifying Personality Dimensions for Engineering Robot Personalities in Significant Quantities with Small User Groups. - Liangyi Luo; Kohei Ogawa; Hiroshi Ishiguro (Robotics, 2022)

Effects of the Behavior of a Para-operated Robot on the Impression of the Operator: a Preliminary Online Study Considering the Robot-operator Distance. - Tomonori Kubota; Kohei Ogawa (HAI, 2023)

Investigating the Intervention in Parallel Conversations. - Shota Mochizuki; Sanae Yamashita; Kazuyoshi Kawasaki; Reiko Yuasa; Tomonori Kubota; Kohei Ogawa; Jun Baba; Ryuichiro Higashinaka (HAI, 2023)

Investigating the Effects of Dialogue Summarization on Intervention in Human-System Collaborative Dialogue. - Sanae Yamashita; Shota Mochizuki; Kazuyoshi Kawasaki; Tomonori Kubota; Kohei Ogawa; Jun Baba; Ryuichiro Higashinaka (HAI, 2023)

Immersive role-playing with avatars leads to adoption of others' personalities. - Hiroshi Sakuma; Hideyuki Takahashi; Kohei Ogawa; Hiroshi Ishiguro (Frontiers Virtual Real., 2023)

Heterogeneous Edge Server and Job Allocation Based on k-means++ and Transfer Probability. - Kohei Ogawa; Sumiko Miyata (CCNC, 2024)

Self-Instructional Training Interface Using a Speech Bubble That Facilitates Users to Internalize the Automatically Generated Texts. - Kei Hyodo; Tomonori Kubota; Satoshi Sato; Kohei Ogawa (COMPSAC, 2024)

Navigating Gender Influences in Avatar-Based Communication. - Amr Eid; Tomonori Kubota; Satoshi Sato; Kohei Ogawa (HAI, 2024)

Exploring Sense of Agency and Ownership over Cybernetic Avatars: Practical Implications. - Tomonori Kubota; Koki Miyahara; Kei Hyodo; Yuki Amemiya; Ryoma Mitsuoka; Amr Eid; Kohei Ogawa (HAI, 2024)

Voice Volume Gauge to Encourage Vocal Adaptation of an Operator of a Teleoperated Social Robot. - Keigo Matsushima; Tomonori Kubota; Haruka Murakami; Satoshi Sato; Kohei Ogawa (HAI, 2024)

Operator Enjoyment in Teleoperation of Customer Service Robots: Interface Design Guidelines from a Field Study. - Manato Uetake; Masaya Iwasaki; Tomonori Kubota; Jun Baba; Satoshi Sato; Kohei Ogawa (HAI, 2024)

Learning Anomaly Detection Models for Human-Robot Interaction. - Shota Mochizuki; Sanae Yamashita; Reiko Yuasa; Tomonori Kubota; Kohei Ogawa; Ryuichiro Higashinaka (RO-MAN, 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)

Blurring Self-touch Improves Sense of Body Ownership in Incongruence Between VR Avatar and Real User's Body Part. - Kodai Hiramatsu; Tomonori Kubota; Satoshi Sato; Kohei Ogawa (HCI (25), 2025)

Manzai Karaoke: A Real-Time Visual Guidance System for Assisting Japanese Double Act Performance. - Shunta Komatsu; Tomonori Kubota; Satoshi Sato; Kohei Ogawa (ICEC, 2025)

Method for Building a Community-Oriented Agent With a Dialogue Ability Adapted to the Community. - Atsushi Kobayashi; Tomonori Kubota; Satoshi Sato; Kohei Ogawa (IEEE Access, 2025)

Investigation of the conditions for continuous information conveyance by two autonomous conversational agents. - Takamichi Isowa; Kohei Ogawa; Satoshi Sato; Tomonori Kubota; Hiroshi Ishiguro (Frontiers Robotics AI, 2025)

Transfer Probability-Based Job Reallocation Method for Heterogeneous Edge Clouds. - Kohei Ogawa; Sumiko Miyata; Kenji Kanai (IEEE Open J. Commun. Soc., 2025)