Kouichi Yasutake

Last Updated :2026/07/03

Affiliations, Positions
Graduate School of Humanities and Social Sciences, Associate Professor
E-mail
ystakehiroshima-u.ac.jp

Basic Information

Academic Degrees

  • Doctor of Philosophy, Hiroshima University

Research Fields

  • Complex systems;Science education / Educational technology;Educational technology
  • Social sciences;Economics;Economic theory
  • Social sciences;Economics;Economic policy
  • Interdisciplinary science and engineering;Applied physics;General applied physics

Research Keywords

  • Educational Technology
  • Network Analysis
  • Computational Social Sciences
  • International Economics

Educational Activity

Course in Charge

  1. 2026, Undergraduate Education, 1Term, Research Tutorial II
  2. 2026, Undergraduate Education, 3Term, International Economics 2
  3. 2026, Undergraduate Education, 3Term, International Economic Policy 2
  4. 2026, Undergraduate Education, Year, Seminar
  5. 2026, Undergraduate Education, Year, Bachelor's Thesis
  6. 2026, Undergraduate Education, First Semester, International Economics
  7. 2026, Graduate Education (Master's Program) , 1Term, Applied International Public Policy

Award of Education

  1. 2019, Hiroshima University

Research Activities

Academic Papers

  1. ★, Higher-Order Interactions in Learning: Extending Cognitive Load and Self-Regulated Theories through a Network Approach, Proceedings of the 20th International Conference of the Learning Sciences - ICLS 2026, 1173-1176, 202606
  2. TopoLA Dashboard: Making Topological Learning Analytics Accessible for Exploring Learner Behavioral Structure, Proceedings of the 6th Annual Meeting of the International Society of the Learning Sciences (ISLS), 202606
  3. Participation-Sensitive Convergence;he Fragment Firs;Converge Later Pattern in Asynchronous Online Learning;A Topological Analysis Across;OULAD Courses, Proceedings of the 2nd International Conference on Learning Evidence and Analytics (ICLEA 2026), 202606
  4. Designing for Interpretation Uncertainty: Architecture and Principles for Topological Learning Analytics Dashboards, International Conferences Proceedings 2026 Information Systems & e-Society, 506-510, 202603
  5. ★, Temporal Hypergraph Analysis for Understanding Many-Body Interactions in Learning: Proposing a Hypothesis on Bursting Phenomena in Learning Processes, International School and Conferenc on Network Science (NetSci) 2025, 2025
  6. ★, A Proposal of a Higher-Order Temporal Network Analysis to Learning Analytics, 11th International Conference on Computational Social Science (IC2S2 2025), 2025
  7. ★, A Theoretical Proposal for Employing Temporal Hypergraphs to Model and Analyze Many- Body Interactions in Learning Processes, 19th International Conference of the Learning Sciences: ICLS Proceedings, 2025
  8. ★, Investigating the Potential of Higher-Order Temporal Networks to Advance Learning Analytics, Complex Networks 2024: Book of Abstracts, 202412, 166-168, 202412
  9. Classification Method Using Topological Feature Extraction with Point-Generated Persistent Homology, Proceedings 15th International Conference on Learning Analytics & Knowledge (LAK25), 2025, 203-205, 202503
  10. Topological Data Analysis of Multidimensional Learning Processes Using Mapper, Proceedings of World Congress on Education (WCE-2024) and International Conference on Information Society (i-Society 2024), 2024, 101-105, 2024
    Link to Paper Search Results by DOI
  11. Learning Analytics with Mapper: Investigating Parameter Configuration, Proceedings of the International Conferences on e-Learning and DIgital Learning 2024 Sustainability, Technology and Education 2024, 2024, 321-323, 2024
  12. ★, Higher-order Temporal Networks in Collaborative Learning: Proposing a New Analytical Perspective, Proceedings of World Congress on Education (WCE-2024) and International Conference on Information Society (i-Society 2024), 2024, 106-109, 2024
  13. Learning Analytics through a Topological Data Analysis Approach, Proceedings of EdMedia + Innovate Learning 2023, 202307, 445-450, 2023
  14. ★, Effects of Interaction and Learning Distance on Cooperation in Evolutionary Games on a Multiplex Network, Complex Networks and Their Applications VII. COMPLEX NETWORKS 2018. Studies in Computational Intelligence, 812, 797-803, 2019
  15. Combining Network Visualizations of Online Interactions and Real-world Collaborations in a Learning Community for Effective Interventions, AACE World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education (e-learn 2017), 856-861, 201710
  16. Evolutionary Games on Multiplex Networks: Effects of Network Structures on Cooperation, 2015 11th International Conference on Signal-Image Technology & Internet-Based Systems (SITIS), 20160208
  17. Mathematical Model For Collaborative Learning: Acquiring Hierarchic-Structured Knowledge, Proceedings of the 21st International Conference on Computers in Education ICCE 2013, 201311
  18. Network Visualization of Connection inside Social Network Service for the Evaluation　and Assessment of the Learning Community, Proceedings of Society for Information Technology & Teacher Education International Conference 2013, 201303
  19. Introducing Network Measures of Social Capital to the Analysis of Learning Community, IADIS ITS2012, 201211
  20. Some Aspects of Mathematical Model of Collaborative Learning, Proceedings of the IADIS International Conference on Cognition and Exploratory Learning in Digital Age, 305-307, 201210
  21. Finding Characteristic Part of Interaction inside SNS As the Learning Community, The 23rd annual conference of the Society for Information Technology and Teacher Education, 201203
  22. Combining study of complex network and text mining analysis to understand growth mechanism of communities on SNS, Proceedings of the 4th International Conference on Educational Data Mining, 201106
  23. Analysis of Online Quiz Logs using Item Response Theory for Instructional Improvement, Proceedings of E-Learn 2009 (World Conference on E-Learning in Corporate, Government, Healthcare & Higher Education), 3710-3715, 200910
  24. How Do You Manage Your Course Materials to Develop, Share and Use Flexibly?, Proceedings of Society for Information Technology and Teacher Education International Conference 2008, 2624-2627, 20080306
  25. How Do You Manage Your Course Materials to Develop, Share and Use Flexibly?, Proceedings of Society for Information Technology and Teacher Education International Conference, 2624-2627, 20080306
  26. AN ANALYSIS OF A COMMUNICATION NETWORK STRUCTURE ON BBS IN A E-LEARNING COURSE, Proceedings of the Sixth IASTED International Conference WEB-BASED EDUCATION (WBE2007), 149-152, 20070316
  27. DESIGN CONCEPT OF A COURSE VISUALIZATION PLATFORM, Proceedings of E-Learn 2007 (World Conference on E-Learning in Corporate, Government, Healthcare, & Higher Education),, 499-504, 20070316
  28. A Practical Procedure of Course Visualization, Proceedings of E-Learn 2006 (World Conference on E-Learning in Corporate, Government, Healthcare, & Higher Education), 317-322, 20061001
  29. ★, An Essay on the Relationship between the Characteristics of Aggregated Learning Physiological Data and the Growth of Learning Communities, Proceedings of EdMedia + Innovate Learning 2022, 2022, 375-380, 202211
    Repository URL
  30. An Analysis of a Keyword Network Structure in Online-Discussion in E-Learning Courses, Proceedings of E-learn 2007, 6572-6578, 20071001
  31. DESIGN AND IMPLEMENTATION OF A COURSE VISUALIZATION PLATFOR, Proceedings of the Eighth IASTED International Conference WEB-BASED EDUCATION, 132-136, 20090317
  32. An Analysis of Communication Network Structures In a University Social Network Service., Proceedings of E-Learn 2010 (World Conference on E-Learning in Corporate, Government, Healthcare & Higher Education), 20101001
  33. Toward the Advanced Learning Analytics Research - Breaking the Mold and Trying Something New -, 345-346, 201608
  34. Report on the Sixth Learning Analytics & Knowledge Conference (LAK16), 201608
  35. Visual Analysis of Online Test Logs for Instructional Improvement, The Twelfth IASTED International Conference on Computers and Advanced Technology in Education, 81-86, 200911
  36. Redesign of Course Visualization Platform “VISP”, IADIS International Conference e-Society2010, 556-559, 201003
  37. Combining Community Detection Method and Text Mining to Investigate the Interaction inside SNS as Learning Community, The 23rd annual conference of the Society for Information Technology and Teacher Education, 201203

Invited Lecture, Oral Presentation, Poster Presentation

  1. Beyond Pairwise: Modeling Higher-Order Interactions in Psychological Networks for Learning Analytics, Koichi Yasutake and Hitoshi Inoue, Complex Networks and Their Applications (Complex Networks) 2025, 2025/12/09, Without Invitation, English
  2. A Proposal of a Higher-Order Temporal Network Analysis to Learning Analytics, Koichi Yasutake and Hitoshi Inoue, 11th International Conference on Computational Social Science (IC2S2 2025), 2025/07/21, Without Invitation, English
  3. A Theoretical Proposal for Employing Temporal Hypergraphs to Model and Analyze Many-Body Interactions in Learning Processes, Koichi Yasutake, Hitoshi Inoue, Takahiro Tagawa, ISLS2025 (International Society of the Learning Sciences), 2025/06/10, Without Invitation, English, other
  4. Temporal Hypergraph Analysis for Understanding Many-Body Interactions in Learning: Proposing a Hypothesis on Bursting Phenomena in Learning Processes, Koichi Yasutake, Hitoshi Inoue, Takahiro Tagawa, NetSci 2025 (International School and Conference on Network Science), 2025/06/04, Without Invitation, English
  5. On simulation analyses of social phenomena on multiplex networks, Koichi Yasutake, 2018/07/25, With Invitation, Japanese, Fundamentals of Model-Based Development, Hiroshima University
  6. e-Learning for the Future -- Hiroshima University Learning Lab --, Koichi Yasutake, Kumamoto University GP International Workshop, 2007/12, With Invitation, English
  7. Building the 21st Century Campus - Hiroshima University Active Learning Lab -, 2007/06, With Invitation, Japanese
  8. A Practical Procedure of Course Visualization, Osamu Yamakawa, Masahiro Kikusawa, Takeyuki Tanaka, Koichi Yasutake, Takahiro Tagawa, Hitoshi Inoue, Proceedings of World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2006, 2006, Without Invitation, English
  9. A Note on the Small Country Model and Rationality of Economic Environment, Koichi Yasutake, 2003/09, Without Invitation, Japanese
  10. Designing a Faculty Course Using WebCT, Koichi Yasutake, The 5th Annual WebCT User Conference, 2003/07, Without Invitation, English, WEBCT.COM

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI(Grant-in-Aid for Challenging Research (Exploratory)), 2023, 2025
  2. KAKENHI(Grant-in-Aid for Scientific Research (B)), 2022, 2025
  3. KAKENHI, 2014, 2015
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  4. KAKENHI, 2013, 2016
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  5. KAKENHI, 2012, 2014
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  6. KAKENHI, A Fundamental Research on Mathematical Models for Collaborative Learning, 2012, 2013
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  7. KAKENHI, 2011, 2013
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  8. KAKENHI, A study of the formation dynamics of learning community and the learning effects in it, 2010, 2013
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  9. KAKENHI, Evaluation Methods for Educational Improving using Logs of LMS, 2010, 2012
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  10. KAKENHI, Seeking a new frontier for a philosophical foundation of educational engineering, 2010, 2011
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  11. KAKENHI, Analytical Research on Complex Systems Dynamics in Learning Spaces and Emergent Phenomena of Knowledge, 2009, 2012
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  12. KAKENHI, Development of a course visualization platform, 2009, 2011
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  13. KAKENHI, Mathematical Analyses on Structures of the e-Learning Environment based on ABM, 2007, 2008
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  14. KAKENHI, Development and promotion of system for educational and electronic copyright agreement for reuse and derivatives, 2006, 2008
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  15. KAKENHI, Pragmatic study of the course visualization methodusing e-Learning tools, 2006, 2008
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  16. KAKENHI, Aoonstruction of dynamic environment to promote development, sharing and reusing e-Learning materilas fllexibly, 2006, 2007
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  17. KAKENHI, 2005, 2006
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  18. KAKENHI, Research aimed at Development of Open Source-Oriented FD associated with e-Learning Higher Education, 2004, 2005
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  19. KAKENHI, DEVELOPING TEACHING MATERIALS AND MTHODS IN ECONOMICS BY USING WEBCT, 2002, 2003
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  20. KAKENHI, 2013, 2015
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  21. KAKENHI, 2016, 2017
  22. KAKENHI(Grant-in-Aid for Challenging Research (Exploratory)), 2018, 2020
  23. KAKENHI(Grant-in-Aid for Scientific Research (B)), 2018, 2021

Social Activities

History as Committee Members

  1. The Society of Scientific Systems, 2021

Organizing Academic Conferences, etc.

  1. 2006/12, 2006/12