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Masaya Ito

Biographic Data

ID7056108
NAMEMasaya Ito
GIVEN NAMESMasaya
FAMILY NAMEIto
SIGNATUREITO M
AFFILIATIONSNational Center of Neurology and Psychiatry
ORCID0000-0003-2295-9733
VERIFIEDYes
TOTAL WORKS14
TOTAL CITATIONS0
WORKS AS AUTHOR14
WORKS AS EDITOR0
FIRST PUBLICATION YEAR2007
LATEST PUBLICATION YEAR2026
H-INDEX0
  • Association between gaming disorder and internalizing symptoms among children and adolescents

    Toshitaka Hamamura, Kyosuke Kaneko et al.•ARTICLE•Psychology of Popular Media•2026

  • Possible Futures for the Psychological Network Approach

    Open Access•Jun Kashihara, Daichi Sugawara et al.•ARTICLE•Japanese Psychological Research•2025

    The psychological network approach, which conceptualizes mental disorders as complex systems and provides a statistical toolbox to estimate symptom networks, has evoked innovations in psychopathology research. This perspective paper discusses how to implement this approach in real‐world clinical settings, emphasizing that clinical scientists should motivate clinicians and clients to utilize it. To promote the clinical use of the psychological net…

  • Clinical Characteristics of Missed Child-to-Parent Violence (CPV) in Child and Adolescent Psychiatric Patients

    Open Access•Yoshinori Sasaki, Masahide Usami et al.•ARTICLE•Child Psychiatry & Human…•2025

    This study investigated the clinical characteristics of missed child-to-parent violence (CPV) in child and adolescent psychiatric patients via a retrospective case-control design. Data were obtained from 177 patients aged under 15 years during their initial consultation at the National Kohnodai Medical Center, Japan, between April 2022 and March 2023. We obtained CPV cases identified via the Child-to-Parent Violence Questionnaire Parents' Version…

  • Trauma-related guilt as a mediator between post-traumatic stress disorder and suicidal ideation

    Open Access•Po‐Han Chou, Po-Han Chou et al.•ARTICLE•Frontiers in Psychiatry•2023

    Our results implied that trauma-related guilt may represent a critical link between PTSD and suicidal ideation, which may be a noteworthy target for therapeutic intervention

  • A machine-learning model to predict suicide risk in Japan based on national survey data

    Open Access•Po‐Han Chou, Po-Han Chou et al.•ARTICLE•Frontiers in Psychiatry•2022

    This prognostic study suggests the ability to identify patients at a high risk of suicide using an online survey method. In addition to confirming several well-known risk factors of suicide, new risk measures related to trauma and trauma-related experiences were also identified, which may help guide future clinical assessments and early intervention approaches

  • Managing Grief of Bereaved Families During the Covid-19 Pandemic in Japan

    Open Access•Yoko Matsuda, Yoshitake Takebayashi et al.•ARTICLE•Frontiers in Psychiatry•2021

    This commentary discussed the psychological issues related to bereavement in the wake of the COVID-19 pandemic. Specifically, we addressed two aspects in the context of Japanese culture. The first relates to the psychological distress of members of the bereaved family who could not visit their loved ones who had COVID-19 before or after their death. The second relates to the bereavement experience of those who were unable to be with their loved o…

  • Associations Between PTSD Symptom Custers and Longitudinal Changes in Suicidal Ideation

    Open Access•Che‐Sheng Chu, Po‐Han Chou et al.•ARTICLE•Frontiers in Psychiatry•2021

    Objective: The association between posttraumatic stress disorder (PTSD) and suicidal ideation (SI) is well-known. However, a few studies have investigated the associations between PTSD symptom clusters based on the fifth edition of the Diagnostic and Statistical Manual for Mental Disorders (DSM-5) and changes in suicide risk longitudinally. Methods: We adopted a longitudinal study design using data from the National Survey for Stress and Health o…

  • Application of the Unified Protocol for a Japanese Patient with Post-Traumatic Stress Disorder and Multiple Comorbidities

    Open Access•Noriko Kato, Masaya Ito et al.•ARTICLE•International Journal of…•2021

    (1) Background: The efficacy of the Unified Protocol (UP), a transdiagnostic cognitive-behavioral therapy, with trauma-focused exposure has not been sufficiently demonstrated for post-traumatic stress disorder (PTSD) with multiple comorbidities. This study examined the effects of UP treatment with trauma-focused exposure on symptoms of PTSD and comorbidities in a client who was hesitant about exposure. (2) Methods: The client, who had comorbid dy…

  • Role of focusing on the positive side during Covid-19 outbreak

    Keiko Yamaguchi, Yoshitake Takebayashi et al.•ARTICLE•Psychological Trauma Theory…•2020

    This paper discusses how positive emotions can help maintain and improve mental health during the COVID-19 outbreak, taking into account examples of social interaction and positive psychology research efforts in Japanese context. (PsycInfo Database Record (c) 2020 APA, all rights reserved)

  • Complicated grief and related bereavement issues for DSM-5

    Open Access•M Katherine Shear, Naomi Simon et al.•ARTICLE•Depression and Anxiety•2011

    Bereavement is a severe stressor that typically incites painful and debilitating symptoms of acute grief that commonly progresses to restoration of a satisfactory, if changed, life. Normally, grief does not need clinical intervention. However, sometimes acute grief can gain a foothold and become a chronic debilitating condition called complicated grief. Moreover, the stress caused by bereavement, like other stressors, can increase the likelihood …

  • A Cross-Sectional Survey of Age and Sense of Authenticity among Japanese

    Open Access•Masaya Ito, Masaru Horikoshi et al.•ARTICLE•Psychological Reports•2009

    This study examined age differences on the sense of authenticity and its relation with mental health measured on the General Health Questionnaire. Participants were 963 Japanese (M age = 51.5 yr., SD = 19.5). Scores on the Sense of Authenticity Scale increased across age cohorts. Correlations of -.45 to -.75 were observed between the sense of authenticity and mental health in all age groups

  • Important Subjective Life Experiences and Sense of Authenticity

    Open Access•Masaya Ito, Masahiro Kodama•ARTICLE•Psychological Reports•2008

    This study investigated the relation of important subjective life experiences with sense of authenticity for 238 Japanese university students who responded to the Sense of Authenticity Scale and provided free descriptions regarding their important life experiences. Analyses suggested a group with high scores on the Sense of Authenticity Scale tended to cite extracurricular activities as important life experiences, while those with low scores tend…

  • Important Subjective Life Experiences and Sense of Authenticity

    Masaya Ito•ARTICLE•Psychological Reports•2008

    ammonsscientific.com is your first and best source for all of the information you’re looking for. From general topics to more of what you would expect to find here, ammonsscientific.com has it all. We hope you find what you are searching for

  • Sense of Authenticity, Affectivity, and Cultural Construal of the Self among Japanese University Students

    Open Access•Masaya Ito, Masahiro Kodama•ARTICLE•Psychological Reports•2007

    This study examined the relationship between the sense of authenticity and affectivity, which is under the control of the cultural construal of the self. Japanese university students (N=287) rated themselves on the Sense of Authenticity Scale, the Positive and Negative Affect Schedule, and the Scale for Independent and Interdependent Construal of the Self. Analysis indicated that the Sense of Authenticity increased Positive Affect and decreased N…

No prominent works on this page.

  • Sense of Authenticity, Affectivity, and Cultural Construal of the Self among Japanese University Students

    Open Access•Masaya Ito, Masahiro Kodama•ARTICLE•Psychological Reports•2007

    This study examined the relationship between the sense of authenticity and affectivity, which is under the control of the cultural construal of the self. Japanese university students (N=287) rated themselves on the Sense of Authenticity Scale, the Positive and Negative Affect Schedule, and the Scale for Independent and Interdependent Construal of the Self. Analysis indicated that the Sense of Authenticity increased Positive Affect and decreased N…

  • Important Subjective Life Experiences and Sense of Authenticity

    Open Access•Masaya Ito, Masahiro Kodama•ARTICLE•Psychological Reports•2008

    This study investigated the relation of important subjective life experiences with sense of authenticity for 238 Japanese university students who responded to the Sense of Authenticity Scale and provided free descriptions regarding their important life experiences. Analyses suggested a group with high scores on the Sense of Authenticity Scale tended to cite extracurricular activities as important life experiences, while those with low scores tend…

  • Important Subjective Life Experiences and Sense of Authenticity

    Masaya Ito•ARTICLE•Psychological Reports•2008

    ammonsscientific.com is your first and best source for all of the information you’re looking for. From general topics to more of what you would expect to find here, ammonsscientific.com has it all. We hope you find what you are searching for

  • A Cross-Sectional Survey of Age and Sense of Authenticity among Japanese

    Open Access•Masaya Ito, Masaru Horikoshi et al.•ARTICLE•Psychological Reports•2009

    This study examined age differences on the sense of authenticity and its relation with mental health measured on the General Health Questionnaire. Participants were 963 Japanese (M age = 51.5 yr., SD = 19.5). Scores on the Sense of Authenticity Scale increased across age cohorts. Correlations of -.45 to -.75 were observed between the sense of authenticity and mental health in all age groups

  • Complicated grief and related bereavement issues for DSM-5

    Open Access•M Katherine Shear, Naomi Simon et al.•ARTICLE•Depression and Anxiety•2011

    Bereavement is a severe stressor that typically incites painful and debilitating symptoms of acute grief that commonly progresses to restoration of a satisfactory, if changed, life. Normally, grief does not need clinical intervention. However, sometimes acute grief can gain a foothold and become a chronic debilitating condition called complicated grief. Moreover, the stress caused by bereavement, like other stressors, can increase the likelihood …

  • Role of focusing on the positive side during Covid-19 outbreak

    Keiko Yamaguchi, Yoshitake Takebayashi et al.•ARTICLE•Psychological Trauma Theory…•2020

    This paper discusses how positive emotions can help maintain and improve mental health during the COVID-19 outbreak, taking into account examples of social interaction and positive psychology research efforts in Japanese context. (PsycInfo Database Record (c) 2020 APA, all rights reserved)

  • Managing Grief of Bereaved Families During the Covid-19 Pandemic in Japan

    Open Access•Yoko Matsuda, Yoshitake Takebayashi et al.•ARTICLE•Frontiers in Psychiatry•2021

    This commentary discussed the psychological issues related to bereavement in the wake of the COVID-19 pandemic. Specifically, we addressed two aspects in the context of Japanese culture. The first relates to the psychological distress of members of the bereaved family who could not visit their loved ones who had COVID-19 before or after their death. The second relates to the bereavement experience of those who were unable to be with their loved o…

  • Associations Between PTSD Symptom Custers and Longitudinal Changes in Suicidal Ideation

    Open Access•Che‐Sheng Chu, Po‐Han Chou et al.•ARTICLE•Frontiers in Psychiatry•2021

    Objective: The association between posttraumatic stress disorder (PTSD) and suicidal ideation (SI) is well-known. However, a few studies have investigated the associations between PTSD symptom clusters based on the fifth edition of the Diagnostic and Statistical Manual for Mental Disorders (DSM-5) and changes in suicide risk longitudinally. Methods: We adopted a longitudinal study design using data from the National Survey for Stress and Health o…

  • Application of the Unified Protocol for a Japanese Patient with Post-Traumatic Stress Disorder and Multiple Comorbidities

    Open Access•Noriko Kato, Masaya Ito et al.•ARTICLE•International Journal of…•2021

    (1) Background: The efficacy of the Unified Protocol (UP), a transdiagnostic cognitive-behavioral therapy, with trauma-focused exposure has not been sufficiently demonstrated for post-traumatic stress disorder (PTSD) with multiple comorbidities. This study examined the effects of UP treatment with trauma-focused exposure on symptoms of PTSD and comorbidities in a client who was hesitant about exposure. (2) Methods: The client, who had comorbid dy…

  • A machine-learning model to predict suicide risk in Japan based on national survey data

    Open Access•Po‐Han Chou, Po-Han Chou et al.•ARTICLE•Frontiers in Psychiatry•2022

    This prognostic study suggests the ability to identify patients at a high risk of suicide using an online survey method. In addition to confirming several well-known risk factors of suicide, new risk measures related to trauma and trauma-related experiences were also identified, which may help guide future clinical assessments and early intervention approaches

  • Trauma-related guilt as a mediator between post-traumatic stress disorder and suicidal ideation

    Open Access•Po‐Han Chou, Po-Han Chou et al.•ARTICLE•Frontiers in Psychiatry•2023

    Our results implied that trauma-related guilt may represent a critical link between PTSD and suicidal ideation, which may be a noteworthy target for therapeutic intervention

  • Possible Futures for the Psychological Network Approach

    Open Access•Jun Kashihara, Daichi Sugawara et al.•ARTICLE•Japanese Psychological Research•2025

    The psychological network approach, which conceptualizes mental disorders as complex systems and provides a statistical toolbox to estimate symptom networks, has evoked innovations in psychopathology research. This perspective paper discusses how to implement this approach in real‐world clinical settings, emphasizing that clinical scientists should motivate clinicians and clients to utilize it. To promote the clinical use of the psychological net…

  • Clinical Characteristics of Missed Child-to-Parent Violence (CPV) in Child and Adolescent Psychiatric Patients

    Open Access•Yoshinori Sasaki, Masahide Usami et al.•ARTICLE•Child Psychiatry & Human…•2025

    This study investigated the clinical characteristics of missed child-to-parent violence (CPV) in child and adolescent psychiatric patients via a retrospective case-control design. Data were obtained from 177 patients aged under 15 years during their initial consultation at the National Kohnodai Medical Center, Japan, between April 2022 and March 2023. We obtained CPV cases identified via the Child-to-Parent Violence Questionnaire Parents' Version…

  • Association between gaming disorder and internalizing symptoms among children and adolescents

    Toshitaka Hamamura, Kyosuke Kaneko et al.•ARTICLE•Psychology of Popular Media•2026

Psychology (13 works) · Clinical Psychology (8 works) · Medicine (8 works) · Psychiatry (8 works) · Clinical Psychology (5 works) · Social Psychology (5 works) · Social Psychology (5 works) · Developmental psychology (4 works) · Mental health (4 works) · Optimism, Hope, and Well-being (4 works)

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