Faculty Information - HIHARA Shogo | Matsuyama University

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(English) Curriculum Vitae
Researchgate
https://docs.google.com/document/d/1qSJ9vp62ym6Hq5z36M4aBpHXHvPERbbe/edit
https://osf.io/9geau/
https://researchmap.jp/hiharashogo
https://scholar.google.co.jp/citations?user=6hHYSBUAAAAJ&hl=ja
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Educational Background

1.

2016/04～2019/09

〔Doctorial Course〕, Graduate School, Division of Education, Hiroshima University, Completed,

Research Field (Keyword)

Educational Psychology, Clinical Psychology (Key Word：Developmental Psychology, Educational Psychology, Identity, Developmental Psychopathology, Culture)

Work experience /Academic appointments

1.	2018/04～2019/09	Special researcher of the Japan Society for the Promotion of Science
2.	2020/04～2022/03	Assistant Professor

Academic Awards

1.	2017/05	International Society for Research on Identity The 2017 Biennial Master's Level Student Research Award
2.	2020/09	European Association for Research on Adolescence EARA 2020 travel award
3.	2023/02	Identity: An International Journal of Theory and Research Identity Emerging Scholar Best Manuscript Award

Membership of Professional Organizations

1.	2016/01～	International Society for Research on Identity
2.	2020/07～	∟ Identity: An International Journal of Theory and Research, Editorial Board
3.	2020/10～	∟ Nominations Committee
4.	2016/04～	European Association for Research on Adolescence
5.	2018/09～	∟ Student and Early Career Network, National Representative
6.	2018/04～	Society for the Study of Emerging Adulthood
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Publications

1.	2025/06	Article	Master narratives among youth with hikikomori in the Japanese sociocultural context Identity: An International Journal of Theory and Research (Collaboration)
2.	2025/02	Article	Ruminative processing mode exacerbates avoidance behaviors in individuals with dysphoria International Journal of Cognitive Behavioral Therapy (Collaboration)
3.	2025/02	Article	The interplay between personal identity and social identity among vocational high school students: A three-wave longitudinal study Journal of Youth and Adolescence 54(2),pp.454-467 (Collaboration)
4.	2024/10	Article	Online prosocial behavior during adolescence: Cross-national and gender invariance and differences in four countries Journal of Children and Media (Collaboration)
5.	2024/05	Article	Does employment status matter for emerging adult identity development and life satisfaction? A two-wave longitudinal study Journal of Youth and Adolescence 53(9),pp.2097-2107 (Collaboration)
6.	2024/01	Article	Exploring trauma exposure and post-traumatic stress in university students of different identity statuses in Lithuania and Japan Development and Psychopathology pp.1-10 (Collaboration)
7.	2024/01	Article	The coronavirus anxiety scale: Cross-national measurement invariance and convergent validity evidence Psychological Assessment 36(1),pp.14-29 (Collaboration)
8.	2023/12	Article	Relationship between personality traits and subjective well-being in emerging adulthood: Moderating role of independent and interdependent self-construal Journal of Youth and Adolescence (Collaboration)
9.	2023/12	Article	Trust in government moderates the association between fear of COVID-19 as well as empathic concern and preventive behaviour Communications Psychology 1(43),pp.1-16 (Collaboration)
10.	2023/11	Article	Adolescents’ identity development predicts the transition and the adjustment to tertiary education or work Journal of Youth and Adolescence 52(11),pp.2344-2356 (Collaboration)
11.	2023/07	Article	Trauma exposure, post-traumatic stress, and identity content valences among Japanese adolescents Journal of Adolescence 95(5),pp.975-989 (Collaboration)
12.	2023/05	Article	Identity development and online and offline prosocial behaviors among early and middle adolescents Frontiers in Psychology 14(1148347),pp.1-13 (Collaboration)
13.	2023/05	Article	Parental identity processes across cultures: Commitment, in-depth exploration and reconsideration of commitment among parents from the U.S., Israel, Poland, South Africa and Japan Identity: An International Journal of Theory and Research 23(3),pp.193-207 (Collaboration)
14.	2023/05	Article	Patterns of personality development and psychosocial functioning in Japanese adolescents: A four-wave longitudinal study Journal of Youth and Adolescence 52(5),pp.1074-1087 (Collaboration)
15.	2023/03	Article	Profiles of emotional separation and parental trust from adolescence to emerging adulthood: Age differences and associations with identity and life satisfaction Journal of Youth and Adolescence 52(3),pp.475-489 (Collaboration)
16.	2023/01	Article	The bidirectional associations of rumination with values-based action and depression among young adults in the school-to-work transition Journal of Affective Disorders 324(1),pp.300-308 (Collaboration)
17.	2022/12	Article	Workplace identity profiles: Associations with personality traits and work adaptation of young Japanese adults Journal of Adult Development (Collaboration)
18.	2022/11	Article	Identity formation with gender differences in university students: A three-wave longitudinal study Current Psychology (Collaboration)
19.	2022/09	Article	Cross-cultural comparison of ICD-11 adjustment disorder prevalence and its risk factors in Japanese and Lithuanian adolescents Brain Sciences 12(9),pp.1-12 (Collaboration)
20.	2022/09	Article	Daily identity processes and emotions in young adulthood: A five-day daily-diary method Journal of Youth and Adolescence 51(9),pp.1815-1828 (Collaboration)
21.	2022/07	Article	Direction of associations between personality traits and educational identity processes: Between- and within-person associations Journal of Adolescence 94(5),pp.763-775 (Collaboration)
22.	2022/07	Article	Diverse trajectories of hikikomori symptoms during job search and the role of identity distress: Three wave longitudinal research Frontiers in Psychiatry 13(897806),pp.1-10 (Collaboration)
23.	2022/07	Article	Trauma exposure and factors associated with ICD-11 PTSD and complex PTSD in adolescence: a cross-cultural study in Japan and Lithuania Epidemiology and Psychiatric Sciences 31(e49),pp.1-10 (Collaboration)
24.	2022/03	Article	Trajectories in sense of identity and relationship with life satisfaction during adolescence and young adulthood Developmental Psychology (Collaboration)
25.	2021/12	Article	Identity processes and identity content valences: Examining bidirectionality Developmental Psychology 57(12),pp.2265-2280 (Collaboration)
26.	2021/09	Article	Identity formation and school experience among university students in a teacher training program: A four-wave longitudinal study during the teaching practicum Identity: An International Journal of Theory and Research (Collaboration)
27.	2021/03	Article	Positive and negative valences of identities: Longitudinal associations of identity content valences with adaptive and maladaptive functioning among Japanese youth Development and Psychopathology (Collaboration)
28.	2021/02	Article	Relationships between demographic factors and trajectories of identity distress in various life domains among young adults: A three-wave longitudinal study Identity: An International Journal of Theory and Research 21(1),pp.36-50 (Collaboration)
29.	2020/12	Article	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 7(12),pp.3006-3027 (Collaboration)
30.	2020/10	Article	Emotional separation, parental trust, and psychosocial adjustment in preadolescence and early adolescence Journal of Adolescence 84 (Collaboration)
31.	2020/10	Article	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),pp.373-381 (Collaboration)
32.	2019/04	Article	A culturally sensitive approach to the relationships between identity formation and religious beliefs in youth Journal of Youth and Adolescence 48(4),pp.668-679 (Collaboration)
33.	2019/01	Article	Considering the negatively formed identity: Relationships between negative identity and problematic psychosocial beliefs Journal of Adolescence 70,pp.24-32 (Collaboration)
34.	2018/10	Article	Forming a negative identity in contemporary society: Shedding light on the most problematic identity resolution Identity: An International Journal of Theory and Research 18(4),pp.325-333 (Collaboration)
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Committee and society

1.	2018/09～	European Association for Research on Adolescence, Student and Early Career Network National representative
2.	2020/07～	Identity: An International Journal of Theory and Research, Editorial Board
3.	2020/10～2021/06	International Society for Research on Identity, Nominations Committee
4.	2023/07～2024/06	International Society for Research on Identity, Program Committee, Chair
5.	2024/07～	International Society for Research on Identity, Program Committee
6.	2025/06～	International Society for Research on Identity, Nominations Committee
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Invited Lectures

1.

2022/03/12

Master narratives and structural issues: Impacts on identity development

Academic conference presentation

1.	2015/05	The process of choosing a negative identity: New insights from identity control theory (The 22nd annual conference of Society for Research on Identity Formation)
2.	2016/07	A study of experiences influencing development of identity in adolescence (The 31st International Congress of Psychology)
3.	2016/07	Relationships between negative identity, career decisions, and interpersonal relationships (The 31st International Congress of Psychology)
4.	2016/07	The psychological process that leads to finding a new commitment (The 31st International Congress of Psychology)
5.	2016/09	Effects of teaching practice on identity formation (The 15th biennial conference of European Association for Research on Adolescence)
6.	2016/09	Negative identity integration: Self-event relationships among adolescents choosing a negative identity (The 15th biennial conference of European Association for Research on Adolescence)
7.	2016/09	The relationships between identity formation and religious beliefs among Japanese young adults (The 15th biennial conference of European Association for Research on Adolescence)
8.	2017/05	Relationships between negative identity and a sense of alienation (The 24th annual conference of International Society for Research on Identity)
9.	2018/05	Relationships between identity configurations, maladaptive functioning, and identity distress in Japanese youth (Society for the Study of Emerging Adulthood, Thematic Conference: Self and Identity in Emerging Adulthood)
10.	2018/05	The roles of negative identity and instable identity statuses in maladaptive psychosocial functioning among Japanese emerging adults (Society for the Study of Emerging Adulthood, Thematic Conference: Self and Identity in Emerging Adulthood)
11.	2018/09	Attachment, personal and social identity, and adjustment in adolescence: Focusing on mediating and moderating roles of social identity (The 16th biennial conference of European Association for Research on Adolescence)
12.	2018/09	Forming a negative identity in contemporary society: Shedding light on the most problematic identity resolution (EADP-EARA-SRA Summer School)
13.	2018/09	Is a firm sense of identity always positive? Longitudinal relationships between negative identity and maladaptive psychosocial functioning (The 16th biennial conference of European Association for Research on Adolescence)
14.	2019/05	Exploring important domains and conflicts between domains for emerging adults in the context of contemporary Japan (The 26th annual conference of International Society for Research on Identity)
15.	2019/05	Negative identity and identity processes in youth: A three-wave longitudinal research (The 26th annual conference of International Society for Research on Identity)
16.	2019/05	To be or not to be a teacher: Identity development in teacher training college students (The 26th annual conference of International Society for Research on Identity)
17.	2020/09	Formation of negative identity in contemporary society: Applying the master and alternative narrative approach (The 17th biennial conference of European Association for Research on Adolescence)
18.	2020/09	Longitudinal associations of identity content valences with adaptive and maladaptive functioning among Japanese youth: Including an index specific to Japanese context (The 17th biennial conference of European Association for Research on Adolescence)
19.	2021/06	Identity processes in relation to trauma exposure, PTSD, and complex PTSD among emerging adults from Lithuania and Japan (The 27th annual conference of International Society for Research on Identity)
20.	2021/06	Integrative understanding of identity development in sociocultural contexts: Longitudinal associations of identity processes with identity content valences (The 27th annual conference of International Society for Research on Identity)
21.	2021/06	Mental health, PTSD, and complex PTSD during the COVID-19 pandemic among young adults in Japan (The 17th biennial conference of European Society for Traumatic Stress Studies)
22.	2021/06	Profiles of two aspects of emotional separation and parental trust in adolescents and young adults: Age differences and association with identity and life satisfaction (The 27th annual conference of International Society for Research on Identity)
23.	2022/02	Trauma and identity content valences in Japanese adolescents (Trauma and Culture: International Conference of Cross-cultural Perspectives on Youth Stress and Resilience)
24.	2022/02	Trauma and post-traumatic stress in Japanese and Lithuanian adolescents (Trauma and Culture: International Conference of Cross-cultural Perspectives on Youth Stress and Resilience)
25.	2022/02	Trauma, post-traumatic stress, and identity in Japanese and Lithuanian emerging adults (Trauma and Culture: International Conference of Cross-cultural Perspectives on Youth Stress and Resilience)
26.	2022/06	A validation of a scale on mujō-kan (impermanence) (Meaning in Life 2022 International Conference)
27.	2022/08	Deviation from master narrative in the process of constructing life stories of Japanese youth: Focusing on Japanese “hikikomori” (serious social withdrawal) (The 18th biennial conference of European Association for Research on Adolescence)
28.	2022/08	Identity development predicts task engagement and burnout in the transition to tertiary education or work (The 18th biennial conference of European Association for Research on Adolescence)
29.	2023/06	Cultural factors influence parental identity formation: U-MICS-parental identity can help study this phenomenon (The 29th annual conference of International Society for Research on Identity)
30.	2023/06	Identity development among "Hikikomori youth" in Japanese culture: A master narrative approach (The 29th annual conference of International Society for Research on Identity)
31.	2023/06	Identity development in transgender youth: Focusing on negotiations with gender norms (The 29th annual conference of International Society for Research on Identity)
32.	2023/06	Parental identity processes across cultures: Exploring personality, well-being, and work identity (The 29th annual conference of International Society for Research on Identity)
33.	2023/06	Role of parental identity development in mental health after adolescent children's departure among middle-aged parents in Japan (The 29th annual conference of International Society for Research on Identity)
34.	2023/07	Positive identity in Japan: Structural equation modeling of youth strengths and dimensions of identity development with emerging and established adults (2023 IPPA World Congress on Positive Psychology)
35.	2024/06	Qualitative analysis of alternative narratives internalized by youths with hikikomori in the identity formation process (The 30th annual conference of International Society for Research on Identity)
36.	2024/06	Relation between parental identity and demographic factors among Japanese parents (The 30th annual conference of International Society for Research on Identity)
37.	2024/09	Contents of alternative narratives internalized by Japanese hikikomori youth in identity formation (The 19th biennial conference of European Association for Research on Adolescence)
38.	2024/09	The interplay between personal identity and social identity among vocational high school students: A three-wave longitudinal study (The 19th biennial conference of European Association for Research on Adolescence)
39.	2024/09	Understanding the development of socioculturally positive and negative identity using a master narrative approach: Quantitative and qualitative analyses (The 19th biennial conference of European Association for Research on Adolescence)
40.	2025/06	The relationships between personal identity, national identity, and well-being (Society for the Study of Emerging Adulthood, Identity Research Pre-Conference)
41.	2025/06	Unraveling identity distress in various life domains across adulthood (Society for the Study of Emerging Adulthood, Identity Research Pre-Conference)
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