Construction System Management
for Innovation

Masahide Horita is currently a Professor at the Department of Civil Engineering, University of Tokyo. His areas of interest include: procedural choice, theory of meta-decisions, evolution of cooperation, infrastructure systems management, and AI/DX in construction. He received a PhD from the London School of Economics in 1999 and subsequently worked at Durham Business School as Senior Research Associate until he moved to the University of Tokyo in October, 2000. He is the author of a number of papers and books, including Innovations in Collaborative Urban Regeneration, (co-edited with Koizumi, H) Springer. Professor Horita also advises home and overseas governments on various infrastructure policies, serving on the Central Construction Industry Council. He is a member of IEEE, a Fellow of the Japan Society of Civil Engineers (JSCE), and an associate editor of Group Decision and Negotiation journal. His recent paper, “Social Ranking Problem Based on Rankings of Restricted Coalitions,” co-authored with Takahiro Suzuki, was awarded as the Best Paper in GDN 2021.

Kazumasa Ozawa, professor at National Graduate Institute of Policy Studies (GRIPS), specializes infrastructure systems management including construction engineering and management, project delivery and procurement systems, project management for infrastructure projects, capacity building for project managers and digital transformation in infrastructure sector. Prof. Ozawa graduated from Department of Civil Engineering, the University of Tokyo, and received Bachelor, Master and Doctor of Engineering from the University of Tokyo. He was appointed Assistant Professor, Associate Professor and Professor at the University of Tokyo from 1987 to 2021. From 1997 to 2000, Dr, Ozawa served as senior researcher at Public Works Research Institute in the Ministry of Construction. He established the program of Construction System Management for Innovation at School of Engineering, the University of Tokyo in 2018 and served as project professor in it from 2021 to 2024.

スライドシェア：
i-Constructionシステム学寄付講座の活動概要

He received his B.E., M.E., and Ph.D. degrees from the Faculty of Engineering, the University of Tokyo, in 1987, 1989, and 1994, respectively. From 1989 to 1991, he worked at Nippon Steel Cooperation. In 1991, he was a Research Associate at the University of Tokyo. He became a Lecturer and Associate Professor in 1994 and 1996, respectively. In April 2009, he became a Professor at the Graduate School of Engineering, the University of Tokyo. In June 2009, he became a Professor of RACE, the University of Tokyo. From 2019, he is a Professor of RACE, School of Engineering, the University of Tokyo. From 1996 to 1997, he was a Visiting Scholar at Stanford University. From 2015 to 2021, he was a guest professor at South China University of Technology. He was awarded fellowships from the Robotics Society of Japan (RSJ) in 2016 and from the Japan Society of Mechanical Engineers (JSME) in 2021. His research interests include multi-agent robotic systems, embodied-brain systems science, design support for large-scale production/material handling systems, and human behavior analysis and support.

The research interest is applied mechanics. The principle investigator of the supercomputer projectfor urban area earthquake and tsunami simulation, promoting the industrial use of high-performance-computing finite element method. The program director of Strategic Innovation Program of socialresilience since 2017. The director general of Research Institute of Value-Added Information Generation, JAMSTEC. A research professor of i-Construction system since June, 2019.

スライドシェア：
インフラデータプラットフォームの設計および橋梁への活用例

Keiji Nagatani received his PhD from the University of Tsukuba in 1997. After his graduation, he was a postdoc at Carnegie Mellon University, a lecturer at Okayama University, and an associate professor at Tohoku University. Currently, he is a professor in the project from 2019. His research interest is field robotics, particularly autonomy for all terrain robots, inspection robots, and construction machines.

スライドシェア：
油圧ショベルによる掘削時の埋設物損傷回避動作の研究開発

Project Researcher since April 2019, serving concurrently as a professor in the Institute of Systems and Information Engineering at the University of Tsukuba. Research interests include system development that integrate the characteristics of elemental technologies. Currently, developing an evaluation system utilizing infrastructure data, employing an infrastructure data platform. Past research and development endeavors include work on a structural integrity assessment system using arrays of sensors, an intraocular pressure measurement system utilizing a device capable of detecting spontaneous pressure changes, and a data collection system operable during power loss utilizing LPWAN and artificial satellites. Also serving as the Chairperson of the Committee on Railway Engineering within the Committee on Structural Engineering at the Japan Society of Civil Engineers.

スライドシェア：
河川の統合管理を目指した インフラデータプラットフォームの活用

Atsushi YAMASHITA received Ph.D. degrees from the University of Tokyo in 2001. From 2001, he was an Assistant Professor of Shizuoka University. From 2006 to 2007, he was a Visiting Associate of California Institute of Technology. From 2008, he was an Associate Professor of Shizuoka University. From 2011 to 2022, he was an Associate Professor of The University of Tokyo. From 2022, he is a Professor of The University of Tokyo. His research interests are robot vision, image processing, and intelligent robot system.

スライドシェア：
空間情報処理技術・ロボット化技術を用いたi-Constructionの実現

Pang-jo Chun received his Ph.D. from Wayne State University in 2010. After his graduation, he was a postdoc at Yonsei University, an assistant professor and associate professor at Ehime University. Currently, he is an associate professor in the project from 2019. His research interest is maintenance engineering, particularly application of AI/IoT to the maintenance of infrastructure including bridge and tunnel.

スライドシェア：
GPRによる地下埋設物検出および インフラデータプラットフォーム活用例

Jun Younes Louhi Kasahara received B.E. and Diplôme d’Ingénieur degrees from the Ecole Centrale de Lyon in 2013 and 2016, respectively. He received his Ph.D. degree from The University of Tokyo in 2019. From 2019 to 2020, he was a specially appointed researcher at The University of Tokyo. From 2020 to 2025, he was a project assistant professor and then a project lecturer at The University of Tokyo. Since 2025, he is a project associate professor at The University of Tokyo. His research interests are machine learning, algorithms, signal processing, and automation. He is a member of IEEE and JSPE.

Fumiya MATSUSHITA joined i-Construction project in October 2018 as a visiting researcher. He has been worked for a contractor as a civil engineer since 2013. His research interest is the construction system to improve productivity of site work not only for a main contractor but also for subcontractors. In the project, he focuses on development of supply chain management system with applying blockchain and smart contract technolog

スライドシェア：
ブロックチェーンを活用した サプライチェーンマネジメントシステムの開発

Takuya Igaue received the B.E. degrees in engineering from Hiroshima University, in 2020, the M.E., and Ph.D. from The University of Tokyo in 2022 and 2025, respectively. While enrolled in the Ph.D. program, he worked at the National Institute of Advanced Industrial Science and Technology (AIST). Currently, he is a project assistant professor at the Graduate School of Engineering, the University of Tokyo. His research interests include signal processing, machine learning, and 3D measurement. He is involved in research for 3D tunnel measurement using line-structured light.

Wen-Xin QIU received her Ph.D. in Engineering from the University of Tokyo in March 2024. She joined the i-Construction project as a full-time project researcher in April 2024. She became a project assistant professor from May 2025. Qiu is interested in pedestrian behavior and trajectory analysis. She focused on pedestrian trajectory prediction in her Ph.D. research. A deep learning-based pedestrian trajectory predicting method focusing on pedestrian interaction was proposed. In this project, she focuses on modeling the behavior of construction machines and robots.

Keiya FUJIWARA has worked as a civil engineer of Watershed and Water Management Division in constructionconsultant company for two and a half years. He has joined “i-Construction System endowedcourse” at University of Tokyo as a joint researcher since September 2019. In his research moreefficient river management system is going to be developed by using 3D survey data, river bedvariation calculation results, embankment stability calculation.

スライドシェア：
３Dモデルを活用した河道特性把握

Takahiro YOKOYAMA joined i-Construction System Studies endowed chairs in October 2021 as a co-researcher. He joined a road construction company in 2015. For about 6 years, he has been engaged in construction and quality management of an airport and a highway, and development of concrete pavement. In this project, he is developing a platform utilizing blockchain for the purpose of rationalizing tests and ensuring data reliability in quality control of asphalt mixing plants.

Yasuhiro ISHIHARA （received Ph.D. in 2015） joined in 2021, has built and improved on the construction production and management system during his time of the MLIT （Ministry of Land, Infrastructure, Transport and Tourism）, especially the procurement system for public works based on the situation and issues of the construction industry in Japan. Currently, he is conducting research on project management related to public works and technology development systems that support work style reform and productivity improvement in the construction industry.

Ryosuke Maruyama joined i-Construction project as a researcher in April 2023. He has worked at a construction consultancy company for two years, in designing sewer pipeline facilities. In the i-Construction project, he is conducting research with the aim of developing effective stock management methods for sewer pipeline facilities.

Joined FUJITSU LABORATORIES LTD. in 1983. He is engaged in research and development of image processing processors and service robots. Since 2006, he has been working at the New Energy and Industrial Technology Development Organization (NEDO) as the lead director of Development of Common Platform Technology for Next-Generation Robots and PM of Robot and Sensor System Development Project for Infrastructure Maintenance and Disaster Surveys. In April 2024, appointed to this endowed chair. Assists in PM work.

Toshihiko Morita received his BE degree in mechanical engineering and PhD degree from the University of Tokyo in 1984 and 2003, respectively. He joined Fujitsu Laboratories Ltd. in 1984 and engaged in R&D on computer vision, service robots, magnetic disks, mobile service platforms, and IoT. From 1992 to 1993, he was a visiting research scientist at Carnegie Mellon University, USA. Since 2020, he has served as Executive Fellow, where he led Fujitsu's R&D in the areas of computing, AI, networking, and security. He left Fujitsu in March 2023 and joined this course in July 2023 to develop and disseminate a common data environment for construction.

Tsutomu TAKETANI joined i-Construction System Studies endowed chairs in July 2023 as a co-researcher. He has worked at a railway company, in designing and construction planning bridge and station improvement. At a construction company, engaged in technology development, promotion of BIM and ICT utilization, and construction management of new underground station construction. In this project, he is developing new inspection procedures and researching applicable system certification methods for inspection systems that use image analysis, point cloud data, in order to improve the efficiency of construction management, supervision, and inspection of reinforcing bar arrangement.