KAZUMI SUGIMURA

Last Updated :2020/12/01

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

Basic Information

Educational Backgrounds

  • Nagoya University, Graduate School, Division of Education, Japan, 1988/04, 1992/03

Academic Degrees

  • Ph.D., Nagoya University

Research Fields

  • Social sciences;Psychology;Educational psychology

Research Keywords

  • development
  • adolescence
  • identity

Educational Activity

Course in Charge

  1. 2020, Undergraduate Education, Intensive, Introduction to Care Practice
  2. 2020, Undergraduate Education, First Semester, Seminar in Psychological Research Methods
  3. 2020, Undergraduate Education, 1Term, Seminar in Psychological Readings I
  4. 2020, Undergraduate Education, 2Term, Seminar in Psychological Readings II
  5. 2020, Undergraduate Education, 3Term, Seminar in Psychological Readings III
  6. 2020, Undergraduate Education, 4Term, Seminar in Psychological Readings IV
  7. 2020, Undergraduate Education, 4Term, Developmental Psychology
  8. 2020, Undergraduate Education, 2Term, Psychology of Childhood and Adolescence
  9. 2020, Undergraduate Education, Second Semester, Advanced Laboratory Project in Developmental Psychology I
  10. 2020, Undergraduate Education, First Semester, Advanced Laboratory Project in Developmental Psychology II
  11. 2020, Undergraduate Education, Second Semester, Graduation Thesis
  12. 2020, Undergraduate Education, 4Term, Psychology of Emotion and Personality
  13. 2020, Undergraduate Education, Second Semester, Practical Training in Psychology I
  14. 2020, Undergraduate Education, Second Semester, Practice in Teaching C
  15. 2020, Undergraduate Education, Intensive, Introduction to Care Practice
  16. 2020, Graduate Education (Doctoral Program) , Intensive, Research into Psychology
  17. 2020, Graduate Education (Doctoral Program) , First Semester, Advanced Study in Psychology
  18. 2020, Graduate Education (Doctoral Program) , Second Semester, Research into Psychology
  19. 2020, Graduate Education (Doctoral Program) , Second Semester, Advanced Study in Psychology
  20. 2020, Graduate Education (Master's Program) , First Semester, Special Lecture on Developmental Psychology
  21. 2020, Graduate Education (Master's Program) , First Semester, Seminar on Developmental Psychology I
  22. 2020, Graduate Education (Master's Program) , First Semester, Special Study in Developmental Psychology
  23. 2020, Graduate Education (Master's Program) , Second Semester, Special Study in Developmental Psychology
  24. 2020, Graduate Education (Master's Program) , Second Semester, Seminar on Developmental Psychology II
  25. 2020, Graduate Education (Master's Program) , 1Term, Special Lecture of Humanities and Social Sciences
  26. 2020, Graduate Education (Master's Program) , 2Term, Science History for Humanities and Social Sciences
  27. 2020, Graduate Education (Master's Program) , 2Term, Humanities and Social Sciences and Society
  28. 2020, Graduate Education (Master's Program) , 2Term, Seminar on Methods of Research in Psychology A
  29. 2020, Graduate Education (Master's Program) , 4Term, Seminar on Methods of Research in Psychology B
  30. 2020, Graduate Education (Doctoral Program) , Second Semester, Special Study
  31. 2020, Graduate Education (Master's Program) , 1Term, Academic writing in psychology A
  32. 2020, Graduate Education (Master's Program) , 3Term, Academic writing in psychology B
  33. 2020, Graduate Education (Master's Program) , First Semester, Special Lecture on Psychology A
  34. 2020, Graduate Education (Master's Program) , Second Semester, Special Lecture on Psychology B
  35. 2020, Graduate Education (Master's Program) , 1Term, Seminar on Psychology I
  36. 2020, Graduate Education (Master's Program) , 2Term, Seminar on Psychology II
  37. 2020, Graduate Education (Master's Program) , 3Term, Seminar on Psychology III
  38. 2020, Graduate Education (Master's Program) , 4Term, Seminar on Psychology IV
  39. 2020, Graduate Education (Master's Program) , Second Semester, Theory and Practice for Mental Health Education
  40. 2020, Graduate Education (Master's Program) , First Semester, Special Study
  41. 2020, Graduate Education (Master's Program) , Second Semester, Special Study
  42. 2020, Graduate Education (Doctoral Program) , First Semester, Special Study

Research Activities

Academic Papers

  1. Diverse-and-Dynamic Pathways in Educational and Interpersonal Identity Formation during Adolescence: Longitudinal Links With Psychosocial Functioning, CHILD DEVELOPMENT, 91(4), 1203-1218, 202007
  2. Roles of configurations of multiple identity domains in adaptive and maladaptive functioning in Japanese emerging adults: Using a culturally relevant index, Emerging Adulthood, 8(5), 373-381, 2020/10/01
  3. Parental trust, emotional separation, and psychosocial functioning in preadolescence and early adolescence, Journal of Adolescence, 2020/09/13
  4. Objective and subjective markers of transition to adulthood in emerging adults: Their mediating role in explaining the link between parental trust and life satisfaction, Journal of Social and Personal Relationships, 2020/08/17
  5. Diverse-and-dynamic pathways in educational and interpersonal identity formation during adolescence: Longitudinal links with psychosocial functioning, Child Development, 91, 1203-1218, 2020/06/16
  6. Adolescent identity development in Japan, Child Development Perspectives, 14(2), 71-77, 2020/01/30
  7. Do identity processes and psychosocial problems intertwine with each other? Testing the directionality of between- and within-person associations, Journal of Youth and Adolescence, 49, 467-478, 2019/12/27
  8. The Erikson Psychosocial Stage Inventory in adolescent samples: Factorial validity and equivalence of identity as measured from the United States and Japan, European Journal of Psychological Assessment, 35(5), 680-684, 2019/09/00
  9. A culturally sensitive approach to the relationships between identity formation and religious beliefs in youth., Journal of Youth and Adolescence, 48(4), 668-679, 2019/03/02
  10. Considering the negatively formed identity: Relationships between negative identity and problematic psychosocial beliefs, Journal of Adolescence, 70, 24-32, 2019/01/00
  11. Forming a negative identity in contemporary society: Shedding light on the most problematic identity resolution., Identity: An International Journal of Theory and Research, 18, 325-333, 20181108
  12. A cross-cultural perspective on the relationships between emotional separation, parental trust, and identity in adolescents, Journal of Youth and Adolescence, 47, 749-759, 20180318
  13. Longitudinal links between an identity consolidation and psychosocial problem behaviors in adolescence: Using bi-factor latent change and cross-lagged effect models, Journal of Youth and Adolescence, 47, 717-730, 20180318
  14. Is adolescence a period of identity formation for all youth? Insights from a four-wave longitudinal study of identity dynamics in Japan, Developmental Psychology, 53(11), 2113-2126, 201711
  15. An examination of negative identity of adolescents using the twenty statements test: Quantitative and qualitative analyses., Japanese Journal of Developmental Pscyhogloy, 28(2), 84-95, 20170630
  16. Which came first, personality traits or identity processes during early and middle adolescence?, Journal of Research in Personality, 67, 120-131, 201704
  17. Working together or separately?: The role of identity and cultural self-construal in well-being among Japanese youth, Asian Journal of Social Psychology, 19, 362-373, 201610
  18. The Features and Relations of Identity Style with well-being in University Students, The Japanese journal of adolescent psychology, 28, 17-27, 20160826
  19. Looking at the dark and bright sides of identity formation: New insights from adolescents and emerging adults in Japan, Journal of Adolescence, 156-168, 201602
  20. National and gender measurement invariance of the Utrecht-Management of Identity Commitments Scale (U- MICS): A ten-nation cross-cultural study, Assessment, 22(6), 753-768, 20151103
  21. Cultural self-construction and identity formation in emerging adulthood: A study on Japanese university students and workers, Journal of Youth Studies, 18(10), 1326-1346, 20151006
  22. Perceptions of emerging adulthood: A study with Italian and Japanese university students and young workers, Emerging Adulthood, 3, 229-243, 20150710
  23. National and Gender Measurement Invariance of the Utrecht-Management of Identity Commitments Scale (U-MICS): A 10-Nation Study With University Students., Assessment, 22(6), 753-768, 2015
  24. The new life stage of emerging adulthood at ages 18-29 years: implications for mental health, LANCET PSYCHIATRY, 1(7), 569-576, 20141200
  25. Identity and well-being among young workers in their twenties, Job Stress Research, 21, 229-235, 20140701
  26. Researching identity development and statuses with the Dimensions of Identity Development Scale: the Japanese version, The Japanese journal of psychology, 85(6), 549-559, 2014
  27. Examining the reliability and validity of a Japanese version of the 12-item Erikson Psychosocial Stage Inventory (the 5th stage), The Japanese journal of psychology, 85(5), 482-487, 2014
  28. Japanese Version of the Utrecht-Management of Identity Commitment Scale (U-MICSJ) : Factor Structure, Reliability, and Concurrent Validity in Japanese University Students, The Japanese Journal of Adolescent Psychology, 25(2), 125-136, 2014
  29. Which Person is Important to Relational Identity in Japanese University Students? : Examining associations between identity processes and personality, psychosocial problems, and parent-adolescent relationships for different selected persons, Bulletin of the Graduate School of Education, Hiroshima University, Part III (Education and Human Science), 62, 89-97, 2013
  30. Identity development in the learning sphere among Japanese first-year university students, Child and Youth Care Forum, 40, 25-41, 20110201
  31. The role of peers as agents of identity formation in Japanese first-year university students, Identity: An International Journal of Theory and Research, 10, 106-121, 20100501
  32. Compliance, negotiation, and self-assertion in Japanese adolescents' disagreements with parents, International Journal of Behavioral Development, 33, 77-87, 20090101
  33. Peer Support Activities Based on Consultancy in Pair and Student Initiative : Through the Practice at Nagoya University, The Japanese Journal of Adolescent Psychology, 18, 51-62, 20070228
  34. A Longitudinal Study of Relatedness in Identity Formation of Female Adolescents, The Japanese Journal of Developmental Psychology, 12, 87-98, 20010701
  35. A preliminary study of proposed levels of relatedness in identity exploration among female late adolescents in Japan, Psychological Reports, 88, 749-758, 20010601
  36. Identity Formation and Relatedness in Adolescence, The Japanese journal of developmental psychology, 9(1), 45-55, 19980410
  37. Role Strain among Junior High School Students: In Terms of the Association with Competence and Stress Response, The Japanese Journal of Adolescent Psychology, 8, 27-40, 19970224
  38. Ego identity changes reported by middle-aged women: Comparison among housewives, nurses and school teachers, Japanese Journal of Educational Psychology, 41, 11-21, 19930300

Publications such as books

  1. 2018/01/02, A different pathway to adulthood? Relationships between identity formation and positive psychological outcomes in Japanese adolescents and emerging adults. In Dimitrova, R. (Ed.), Well-Being of Youth and Emerging Adults across Cultures: Novel approaches and findings from Europe, Asia, Africa and America, Springer, 2018, 01, Scholarly Book, Joint work, English, 978-3-319-68363-8
  2. 2015/04/10, The intersection of culture, health and risk behaviors in emerging and young adults. In L. A. Jensen (Ed.), The Oxford Handbook of Human Development and Culture: An Interdisciplinary Perspective (pp. 502-518), Oxford University Press, 2015, 4, Scholarly Book, Joint work, English, 9780199948550
  3. 2012/12, Personal identity in Japan. In S. J. Schwartz (Ed.), Identity around the world. New Directions in Child and Adolescent Development, 138, 123-143., Wiley, 2012, 12, Scholarly Book, Joint work, English, 978-1-118-54411-2
  4. 2007/01, Transitions in the process of identity formation among Japanese female adolescents: A relational viewpoint. In R. Josselson, A. Lieblich, & D. P. McAdams (Eds.), The meaning of others: Narrative studies of relationships (pp. 117-142)., American Psychological Association, 2007, 01, Scholarly Book, Single work, English, 978-1-59147-816-4

Invited Lecture, Oral Presentation, Poster Presentation

  1. Multiple and diverse trajectories in an overall sense of identity and satisfaction with life during adolescence and young adulthood: A three-wave longitudinal study. In K. Sugimura (Chair), The longitudinal relationship between youth identity development and multiple dimensions of adjustment, Hatano, K., Sugimura, K., Nakama, R., & Tsuzuki, M., The 26th Annual Conference of the International Society for Research on Identity, 2019/05/19, Without Invitation, English, Naples, Italy
  2. Chair, Symposium: The longitudinal relationship between youth identity development and multiple dimensions of adjustment, Sugimura, K., The 26th Annual Conference of the International Society for Research on Identity, 2019/05/15, Without Invitation, English, Naples, Italy
  3. Negative identity and identity processes in youth: A three-wave longitudinal research, Hihara, S., Iwasa, Y., Umemura, T., & Sugimura, K., The 26th Annual Conference of the International Society for Research on Identity, 2019/05/14, Without Invitation, English, Naples, Italy
  4. To be or not to be a teacher: Identity development in teacher training college students, Iwasa, Y., Hihara, S., Sugimura, K., & Umemura, T., The 26th Annual Conference of the International Society for Research on Identity, 2019/05/14, Without Invitation, English, Naples, Italy
  5. Chair, Symposium: Identity content in context: Examining salience, conflict, and management among identity domains, Sugimura, K., The 26th Annual Conference of the International Society for Research on Identity, 2019/05/13, Without Invitation, English, Naples, Italy
  6. Exploring important domains and conflicts between domains for emerging adults in the context of contemporary Japan. In K. Sugimura (Chair), Identity content in context: Examining salience, conflict, and management among identity domains, Ishibashi, I., Hihara, S., Umemura, T., & Sugimura, S., The 26th Annual Conference of the International Society for Research on Identity, 2019/05/13, Without Invitation, English, Naples, Italy
  7. Invited Lecture, Identity development in Japan, Sugimura, K., 2019/03/06, With Invitation, English, Institute of Psychology of Mykolas Romeris University, Vilnius, Lithuania
  8. Attachment, personal and social identity, and adjustment in adolescence: Focusing on mediating and moderating roles of social identity. In E. Crocetti (Chair), The multifaceted nature of adolescents' identity., Sugimura, K., Umemura, T., Hatano, K. & Hihara, S., The 16th Biennial Meeting of the European Association for Research on Adolescence, 2018/09/15, Without Invitation, English, Ghent, Belgium
  9. The directionality of effects between identity processes and personality traits in adolescence: Examining between- and within-person associations. Poster presented at the 16th Biennial Meeting of the European Association for Research on Adolescence., Hatano, K., & Sugimura, K., The 16th Biennial Meeting of the European Association for Research on Adolescence, 2018/09/15, Without Invitation, English, Ghent, Belgium
  10. Is a firm sense of identity always positive? longitudinal relationships between negative identity and maladaptive psychosocial functioning. Poster presented at the 16th Biennial Meeting of the European Association for Research on Adolescence., Hihara, S., Umemura, T., & Sugimura, K., The 16th Biennial Meeting of the European Association for Research on Adolescence, 2018/09/14, Without Invitation, English, Ghent, Belgium
  11. Invited lecture, Identity development in Japan., Sugimura, K., Lecture provided at the Institute of Advanced Studies of the Alma Mater Studiorum University of Bologna, 2018/07/10, With Invitation, English, Institute of Advanced Studies of the Alma Mater Studiorum University of Bologna, Bologna, Italy
  12. How do identity processes and subjective well-being influence each other? In E. Crocetti & K. Sugimura (Chairs), Time as a key factor for studying identity., Sugimura, K. & Hatano, K., Society for the Study of Emerging Adulthood (SSEA) Thematic Conference: Self and Identity in Emerging Adulthood, 2018/05/18, Without Invitation, English, Cluj-Napoca, Romania
  13. Chair, Symposium: E. Crocetti & K. Sugimura (Chairs), Time as a key factor for studying identity, Society for the Study of Emerging Adulthood (SSEA) Thematic Conference: Self and Identity in Emerging Adulthood, 2018/05/18, Without Invitation, English, Cluj-Napoca, Romania
  14. The roles of negative identity and instable identity statuses in maladaptive psychosocial functioning among emerging adults, Hihara, S., & Sugimura, K., Society for the Study of Emerging Adulthood (SSEA) Thematic Conference: Self and Identity in Emerging Adulthood, 2018/05/18, Without Invitation, English, Cluj-Napoca, Romania
  15. Relationships between identity configurations, maladaptive functioning, and identity distress in Japanese youth, Ishibashi, I., & Sugimura, K., Society for the Study of Emerging Adulthood (SSEA) Thematic Conference: Self and Identity in Emerging Adulthood, 2018/05/18, Without Invitation, English, Cluj-Napoca, Romania
  16. Panelist, Cultural challenges in the study of identity, Schwartz, S., Walsh, S. D., Seiffge-Krenke, I., & Sugimura, K., Society for the Study of Emerging Adulthood (SSEA) Thematic Conference: Self and Identity in Emerging Adulthood, 2018/05/17, With Invitation, English, Cluj-Napoca, Romania, preprint
  17. Discussant, Adolescents’ identity formation in context: Longitudinal studies from Japan, Italy, and the Netherlands. In A. Becht (Chair), Adolescents’ identity formation in context: Longitudinal studies from Japan, Italy, and the Netherlands, Sugimura, K., The 24th Annual Conference of the International Society for Research on Identity, 2017/05/20, Without Invitation, English, Groningen, the Netherlands
  18. Developmental changes of three identity dimensions in Japanese adolescents: A four wave longitudinal study.In A. Becht (Chair), Adolescents’ identity formation in context: Longitudinal studies from Japan, Italy, and the Netherlands, Hatano, K. & Sugimura, K., The 24th Annual Conference of the International Society for Research on Identity, 2017/05/20, Without Invitation, English, Groningen, the Netherlands
  19. Relationships between separation, connectedness, and identity in Lithuanian, Italian, and Japanese adolescents, Sugimura, K., Žukauskienė, R., Crocetti, E., Kaniušonytė, G., Nakama, R., Hatano, K., & Tsuzuki, M., The 24th Annual Conference of the International Society for Research on Identity, 2017/05/20, Without Invitation, English, Groningen, the Netherlands
  20. Relationships between negative identity and a sense of alienation, Hihara, S. & Sugimura, K., The 24th Annual Conference of the International Society for Research on Identity, 2017/05/20, Without Invitation, English, Groningen, the Netherlands
  21. Invited speaker, Emerging adulthood on Europe and Japan, Sugimura, K., Congress of Lithuanian Psychologists 2017, 2017/05/11, With Invitation, English, Lithuanian Psychologists, Vilnius, Lithuania
  22. Not described in textbooks! Some specific challenge for understanding identity development in Japanese adolescents, Sugimura, K., The 15th Biennial Conference of the European Association of Research on Adolescence, 2016/09/17, Without Invitation, English, Cadiz, Spain
  23. Developmental changes of exploration and commitment dimensions in Japanese adolescents: A four wave longitudinal study., Hatano, K., & Sugimura, K., The 15th Biennial Conference of the European Association of Research on Adolescence, 2016/09/17, Without Invitation, English, Cadiz, Spain
  24. Negative identity integration: Self-event relationships among adolescents choosing a negative identity, Hihara, S., & Sugimura, K., The 15th Biennial Conference of the European Association of Research on Adolescence, 2016/09/17, Without Invitation, English
  25. The relationships between identity formation and religious beliefs among Japanese young adults, Sugimura, K., Matsushima, K., Hihara, S. et al., The 15th Biennial Conference of the European Association of Research on Adolescence, 2016/09/16, Without Invitation, English, Cadiz, Spain
  26. How do Japanese youth draw the trajectories of identity development during adolescence and emerging adulthood?, Hatano, K., & Sugimura, K., The 23rd International Association of Cross-Cultural Psychology, 2016/08/01, Without Invitation, English, Nagoya, Japan
  27. How is identity related to internal and external problem behaviors in adolescence?, Hatano, K., & Sugimura, K., The 31st International Congress of Psychology, 2016/07/25, Without Invitation, English, Yokohama, Japan
  28. Identity developmental trajectories in adolescence and young adulthood: Based on the five dimensional model., Hatano, K., & Sugimura, K., The 31st International Congress of Psychology, 2016/07/25, Without Invitation, English, Yokohama, Japan
  29. The relationships between separation, connectedness, and identity: A reconsideration with Japanese adolescents, Sugimura, K., Nakama, R., Mizokami, S., Hatano, K., & Tsuzuki, M., The 31st International Congress of Psychology, 2016/07/25, Without Invitation, English, Yokohama, Japan
  30. The cross-sectional study on identity development from late childhood to middle adolescence, Nakama,R., Mizokami, S., Sugimura, K., Hatano, K., & Tsuzuki, M., The 31st International Congress of Psychology, 2016/07/25, Without Invitation, English, Yokohama, Japan

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI(Grant-in-Aid for Scientific Research (C)), 2018, 2021
  2. KAKENHI, 2015, 2017
  3. KAKENHI, 2012, 2014
  4. KAKENHI, Processes and mechanisms of identity development from adolescence to young adulthood, 2008, 2011
  5. KAKENHI, Studies on processes and mechanisms of identity formation in adolescence, 2005, 2007
  6. KAKENHI, Strategy of Supporting Adolesoent-Needs for Support and Function of Supporter, 2005, 2007
  7. KAKENHI, Study of the changing mental problems experienced during adolescence-Prevention of, and countermeasures against, rampant problem behaviors, 2003, 2005
  8. KAKENHI, 2003, 2004
  9. KAKENHI, 2001, 2002
  10. KAKENHI, 1998, 1999
  11. KAKENHI, 1994, 1994
  12. KAKENHI, 1993, 1993

Social Activities

History as Committee Members

  1. National representative, 2019/01, European Association for Research on Adolescence(EARA)
  2. Thematic Conference: Self and Identity in Emerging Adulthood, Scientific Committee, 2018/.5, 2018/.5, Society for the Study of Emerging Adulthood
  3. Thematic Conference: Self and Identity in Emerging Adulthood, Conference Awards Committee, 2018/.5, 2018/.5, Society for the Study of Emerging Adulthood
  4. Project Reviewer, 2017/.8, 2017/.8, Czech Science Foundation, Department of Social Sciences and Humanities
  5. The 17th Biennial Meeting, Reviewer (Panel 16: Personality and identity development), 2017/.1, 2017/.1, Society for Research on Adolescence
  6. Emerging Psychologist Program Committee, 2016, 2016, The 31 International Congress of Psychology
  7. Program Committee, 2016, 2017, International Society for Research on Identity
  8. Asia Topic Network, Chair, 2016, 2017, Society for the Study on Emerging Adulthood
  9. Program Committee, 2006, 2020, Society for Research on Identity Formation

History as Peer Reviews of Academic Papers

  1. 2019, Emerging adulthood, Editor, Assistant Editor, 3
  2. 2019, Journal of Adolescence, Editor, Reviewer, 1
  3. 2019, Identity, Editor, Reviewer, 1
  4. 2019, Journal of Research on Adolescence, Editor, Reviewer, 1
  5. 2019, European Journal of Developmental Psychology, Editor, Reviewer, 1
  6. 2018, Emerging Adulthood, Editor, Assistant Editor, 7
  7. 2018, Identity, Others, Reviewer, 2
  8. 2017, Emerging Adulthood, Editor, Assistant Editor, 4
  9. 2017, Journal of Adolescence, Others, Reviewer, 1
  10. 2017, Developmental Psychology, Others, Reviewer, 1
  11. 2017, Identity, Editor, Reviewer, 1
  12. 2016, Emerging Adulthood, Editor, Assistant Editor, 3
  13. 2016, Developmental Psychology, Others, Reviewer, 1
  14. 2016, Emerging Adulthood, Others, Reviewer, 1
  15. 2015, Journal of Adolescence, Others, Reviewer
  16. 2014, Emerging Adulthood, Others, Reviewer
  17. 2013, Identity, Others, Reviewer
  18. 2012, Child Development, Others, Reviewer
  19. 2012, Identity, Others, Reviewer