The Patient Health Questionnaire, Japanese Version: Validity According to the Mini-International Neuropsychiatric Interview–Plus

The PHQ-9: Validity of a brief depression severity measure

Kroenke, K., Spitzer, R. L., & Williams, J. B. W. (2001) · Journal of General Internal Medicine · doi:10.1046/j.1525-1497.2001.016009606.x · Cited by 44,910

Lifetime and 12-Month Prevalence of DSM-III-R Psychiatric Disorders in the United States: Results From the National Comorbidity Survey

Kessler, R. C. (1994) · Archives of General Psychiatry · doi:10.1001/archpsyc.1994.03950010008002 · Cited by 12,370

Validation and Utility of a Self-report Version of PRIME-MD<SUBTITLE>The PHQ Primary Care Study</SUBTITLE>

Spitzer, R. L. (1999) · JAMA · doi:10.1001/jama.282.18.1737 · Cited by 9,802

The Mini International Neuropsychiatric Interview (MINI). A short diagnostic structured interview: reliability and validity according to the CIDI

Lecrubier, Y., Sheehan, D., Weiller, E., Amorim, P., Bonora, I., Sheehan, K. H., Janavs, J., & Dunbar, G. (1997) · European Psychiatry · doi:10.1016/s0924-9338(97)83296-8 · Cited by 3,513

The PHQ-15: Validity of a New Measure for Evaluating the Severity of Somatic Symptoms

Kroenke, K., Spitzer, R. L., & Williams, J. B. W. (2002) · Psychosomatic Medicine · doi:10.1097/00006842-200203000-00008 · Cited by 3,415

The validity of the Mini International Neuropsychiatric Interview (MINI) according to the SCID-P and its reliability

Sheehan, D., Lecrubier, Y., Harnett Sheehan, K., Janavs, J., Weiller, E., Keskiner, A., Schinka, J., Knapp, E., Sheehan, M., & Dunbar, G. (1997) · European Psychiatry · doi:10.1016/s0924-9338(97)83297-x · Cited by 2,149

Utility of a New Procedure for Diagnosing Mental Disorders in Primary Care: The PRIME-MD 1000 Study

Spitzer, R. L. (1994) · JAMA · doi:10.1001/jama.1994.03520220043029 · Cited by 1,873

The NIMH Epidemiologic Catchment Area Program

Regier, D. A. (1984) · Archives of General Psychiatry · doi:10.1001/archpsyc.1984.01790210016003 · Cited by 1,257

Comparative validity of three screening questionnaires for DSM-IV depressive disorders and physicians? diagnoses

LOWE, B. (2004) · Journal of Affective Disorders · doi:10.1016/s0165-0327(02)00237-9 · Cited by 1,060

Validity and utility of the PRIME-MD Patient Health Questionnaire in assessment of 3000 obstetric-gynecologic patients: The PRIME-MD Patient Health Questionnaire Obstetrics-Gynecology Study

Spitzer, R. L., Williams, J. B. W., Kroenke, K., Hornyak, R., & McMurray, J. (2000) · American Journal of Obstetrics and Gynecology · doi:10.1067/mob.2000.106580 · Cited by 847

Psychometric Evaluation of the Japanese Yale-Brown Obsessive Compulsive Scale Modified for Olfactory Reference Disorder (ORD-YBOCS-J)Preprint

Sano, N., Greenberg, J. L., & Yoshida, S. (2024) · medRxiv · doi:10.1101/2024.08.19.24312169

Comparison of depression with anxious distress and melancholic depression from the perspective of psychomotor disturbance

Tamada, Y., Inoue, T., Sekine, A., Toda, H., Takeshima, M., Sasaki, M., Fujimura, Y., & Ohmae, S. (2024) · Psychiatry and Clinical Neurosciences Reports · doi:10.1002/pcn5.70022

Mediation effects of subjective social status and personality traits between childhood nurturing experiences and depressive symptoms in adult volunteers

Nakagawa, Y., Ono, M., Morishita, C., Honyashiki, M., Tamada, Y., Fujimura, Y., Higashi, S., Hashimoto, N., Inoue, T., & Masuya, J. (2024) · Psychiatry and Clinical Neurosciences Reports · doi:10.1002/pcn5.70031

The Distress and Benefits of the Bereaved Family Survey: A Mortality Follow-Back Survey

Hosokawa, M., Nakazawa, Y., Miyashita, M., Masukawa, K., Sato, M., Morita, T., Okumura, Y., Kizawa, Y., Kawagoe, S., Yamamoto, H., et al. (2024) · Journal of Pain and Symptom Management · doi:10.1016/j.jpainsymman.2024.10.029

Sex-related differences in eating-related distress experienced by patients with advanced cancer

Koshimoto, S., Amano, K., Hopkinson, J. B., Okamura, S., Sakaguchi, T., Arakawa, S., Tokoro, A., Mori, N., Nozato, J., Iriyama, T., et al. (2025) · Supportive Care in Cancer · doi:10.1007/s00520-025-09302-2

Efficacy and safety of low-frequency repetitive transcranial magnetic stimulation for bipolar depression: a study protocol for a multicenter, double-blind, randomized, sham-controlled trial

Noda, T., Nishikawa, M., Matsuda, Y., Hayashi, D., & Kito, S. (2025) · Frontiers in Psychiatry · doi:10.3389/fpsyt.2025.1393605

Effects of Parental Attitudes in Childhood on Depressive Symptoms Through Trait Anxiety and Negative Life Events in Adult Volunteers

Hayashida, T., Kikkawa, M., Masuya, J., Ono, M., Ito, S., Nibuya, R., Takashio, O., Tamada, Y., Hashimoto, N., & Inoue, T. (2025) · Neuropsychiatric Disease and Treatment · doi:10.2147/ndt.s504446

Exploring cognitive and behavioural risk and maintenance factors of Hikikomori: Protocol for an Ecological Momentary Assessment study (Preprint)Preprint

MacLellan, A., & Takano, K. (2025) · doi:10.2196/preprints.81384

Effect of a morning schedule intervention for students with mental health challenges: A preliminary study

Shiratori, Y., Ogawa, T., Ota, M., Sodeyama, N., Kanbayashi, T., Arai, T., & Tachikawa, H. (2025) · Psychiatry and Clinical Neurosciences Reports · doi:10.1002/pcn5.70183

Interrelationship of childhood abuse, BIS/BAS, and stressful life events in predicting depression: A structural equation modeling study

Tamada, Y., Takashio, O., Masuya, J., Kikkawa, M., Nibuya, R., Ito, S., Hashimoto, N., Tanabe, H., & Inoue, T. (2025) · Psychiatry and Clinical Neurosciences Reports · doi:10.1002/pcn5.70210

Association of Resilience with Psychological Distress, Burnout, and Depression Among Direct Support Professionals: A Cross-Sectional Study During the COVID-19 Pandemic

Nishimoto, D., Kodama, S., Uemura, Y., Iiyama, F., & Nishio, I. (2025) · Yonago acta medica · doi:10.33160/yam.2025.11.001

Self‐help cognitive behavioral therapy for gaze anxiety in young adults: Protocol of a 3‐arms, multicenter, randomized controlled trial

Matsumoto, K., Hamatani, S., Mizuno, Y., Maeno, A., Kasai, M., Watanabe, K., Kamashita, R., Sunami, N., Ikeda, M., Nagata, S., et al. (2025) · Psychiatry and Clinical Neurosciences Reports · doi:10.1002/pcn5.70236

Individualized cognitive behavioral therapy for chronic pain in Japan: study protocol for a multicenter randomized controlled trial

Hosogoshi, H., Iwasa, K., Fukumori, T., Takagishi, Y., Takebayashi, Y., Tairako, Y., Oe, Y., Adachi, T., Enomoto, K., Yokoyama, S., et al. (2025) · Trials · doi:10.1186/s13063-025-09153-6

Efficacy of a smartphone-based behavioral activation intervention for reducing depressive symptoms (BEARS) in japanese university students: a pilot study

Aoki, S., Irie, T., Miyasaka, M., & Yokomitsu, K. (2025) · International Journal of Mental Health · doi:10.1080/00207411.2025.2601926

Additional file 1 of Association between COVID-19 vaccine hesitancy and generalized trust, depression, generalized anxiety, and fear of COVID-19

Sekizawa, Y., Hashimoto, S., Denda, K., Ochi, S., & So, M. (2022) · Figshare · doi:10.6084/m9.figshare.18666634

Additional file 1 of Efficacy of care manager-led support for family caregivers of people with dementia during the COVID-19 pandemic: a randomized controlled study

Kazawa, K., Kubo, T., Ohge, H., & Ishii, S. (2022) · Figshare · doi:10.6084/m9.figshare.20495965

Additional file 1 of Evaluating the psychometric properties of the fatigue severity scale using item response theory

Muranaka, S., Fujino, H., & Imura, O. (2024) · Figshare · doi:10.6084/m9.figshare.26589201

Additional file 1 of A non-randomized, controlled, interventional study to investigate the effects of community pharmacists’ cognitive behavioral therapy–based interventions on medication adherence and relevant indicators in patients with depression

Shoji, M., Maeda, H., Watanabe, F., Tanuma, K., Fujiwara, A., Iwanaga, Y., Shimada, A., & Onda, M. (2024) · Figshare · doi:10.6084/m9.figshare.26571301

幼少期の両親の養育スタイルは一般住民において成人後の慢性疼痛の有症率に関連する : 久山町研究

安野, 広. (2016) · Institutional Repositories DataBase (IRDB) · doi:10.15017/1670400

Exploring the Cognitive and Behavioral Risks and Maintenance Factors of Hikikomori: Protocol for an Ecological Momentary Assessment Study

MacLellan, A., & Takano, K. (2025) · JMIR Research Protocols · doi:10.2196/81384

End-of-life emergency medical service transport among patients with terminal cancer by cardiopulmonary arrest status: A nationwide mortality follow-back survey

Nakazawa, Y., Miyashita, M., Morita, T., Kizawa, Y., Okumura, Y., Kawagoe, S., Yamamoto, H., Takeuchi, E., Yamazaki, R., & Ogawa, A. (2026) · Supportive Care in Cancer · doi:10.1007/s00520-025-10309-y

A parallel-group randomized controlled trial of a culturally adapted, rumination-focused cognitive-behavioral therapy (RFCBT) guided self-help targeting repetitive negative thoughts in Japanese female university students – study protocol for the RESUME-CBT trial

Umegaki, Y., Nakagawa, A., Todo, N., Baba, A., Mitsuda, D., Watkins, E. R., & Mullan, E. (2026) · BMC Psychology · doi:10.1186/s40359-026-04182-5

Does compassion affect shame emotions and mental health in individuals with ASD traits

Hiramatsu, Y., Asano, K., & Shimizu, E. (2026) · BMC Research Notes · doi:10.1186/s13104-026-07726-5

Impact of young carers' experiences on their mental health in emerging adulthood: Evaluation from a psychiatric perspective

Ono, M., Matsuzaki, Y., Sato, M., Tsuchida, J., Shimura, A., Tamada, Y., Morishita, C., Masuya, J., Kikkawa, M., & Inoue, T. (2026) · Psychiatry and Clinical Neurosciences Reports · doi:10.1002/pcn5.70316

Half of Hospice and Palliative Care Unit Inpatients’ Family Members Are Surprised by Death

Ito, S., Morita, T., Mori, M., Maeda, I., Hatano, Y., Yamaguchi, T., Otani, H., Yamagiwa, T., Kizawa, Y., Tsuneto, S., et al. (2026) · Journal of Palliative Medicine · doi:10.1177/10966218261425445

Classifying patients with depressive and anxiety disorders according to symptom network structures: A Gaussian graphical mixture model-based clusteringPreprint

Takebayashi, Y., Kashihara, J., Ito, M., & Kunisato, Y. (2021) · OSF Preprints (OSF Preprints)

Improving Death Pronouncement Practices in Palliative Care Units: Insights from Bereaved Family Perspectives

Park, J., Kim, M., & Lee, S. E. (2025) · Journal of integrative nursing and palliative care · doi:10.51847/l3xz4ngi9s

Prevalence and Associated Factors of Depressive Symptoms in Bereaved Family Members of Terminally Ill Cancer Patients Receiving Home Care

Yamamoto, R., Morita, T., Hashimoto, K., Nakamura, A., Ozawa, T., Koga, T., Hisajima, K., Goshima, M., Miyake, K., Matsuki, T., et al. (2026) · Palliative Medicine Reports · doi:10.1177/26892820261450405

The Monetary Value of Health and Health Behaviors in Japan: A Well-Being Valuation Approach

Kawaguchi, K., Takeuchi, H., Nakagomi, A., Ide, K., & Kondo, K. (2026) · Value in Health · doi:10.1016/j.jval.2026.05.008

Validation of the Japanese version of the death and dying distress scale

Miyamoto, S., Yamazaki, T., Matsubara, T., Yamagata, H., Harashima, S., Kobo, H., Abe, H., Sumitani, M., Shimizu, K., Rodin, G., et al. (2026) · BioPsychoSocial Medicine · doi:10.1186/s13030-026-00362-2

Associations of marital status with well-being and career intentions among medical residents: a national survey in Japan

Nagasaki, K., Kawase, Y., Nishizaki, Y., Shimizu, T., Yamamoto, Y., Shikino, K., Watari, T., Kobayashi, H., & Tokuda, Y. (2026) · Academic Medicine · doi:10.1093/acamed/wvag209

Sleep Problems as Prospective Predictors of Suicidal Ideation

Shimura, A., Iida, M., Takada, Y., Furui, Y., & Inoue, Y. (2026) · Archives of Suicide Research · doi:10.1080/13811118.2026.2703972

Transdiagnostic child mental health trajectories in Japan: protocol for a nationwide web‑based open cohort study

Yamada, T., Kurita, K., Nishimura, T., Fujii, M., Yoshizaki, A., Yamamoto, T., Iwatani, Y., Hirata, I., Honaga, E., Kimura, R., et al. (2026) · BMC Psychiatry · doi:10.1186/s12888-026-08463-6

Obstructive Sleep Apnoea Severity Is Negatively Associated with Depressive Symptoms : A Cross-Sectional Survey of Outpatients with Suspected Obstructive Sleep Apnoea in Japan.

Ito, K., 乳原, 彩., 松田, 有., 角幸頼, Kadotani, H., Kazuki, I. T. O., Uetsu, M., Ubara, A., Matsuda, A., & Sumi, Y. (n.d.) · Institutional Repositories DataBase (IRDB)

A Pilot Study on Using the Patient Health Questionnaire in the Primary Care Setting in Japan

Waza, K., Graham, A. V., Zyzanski, S. J., Inoue, K., Sasaki, M., Okajima, Y., & Ishibashi, Y. (2005) · General Medicine · doi:10.14442/general2000.6.9 · Cited by 1

Performance of the Japanese version of the Patient Health Questionnaire-9 (J-PHQ-9) for depression in primary care

Muramatsu, K., Miyaoka, H., Kamijima, K., Muramatsu, Y., Tanaka, Y., Hosaka, M., Miwa, Y., Fuse, K., Yoshimine, F., Mashima, I., et al. (2018) · General Hospital Psychiatry · doi:10.1016/j.genhosppsych.2018.03.007 · Cited by 345

Reliability and validity of Japanese version of the Mini‐International Neuropsychiatric Interview

Otsubo, T., Tanaka, K., Koda, R., Shinoda, J., SANO, N., Tanaka, S., AOYAMA, H., Mimura, M., & Kamijima, K. (2005) · Psychiatry and Clinical Neurosciences · doi:10.1111/j.1440-1819.2005.01408.x · Cited by 509

Validation and Utility of the Patient Health Questionnaire in Diagnosing Mental Disorders in 1003 General Hospital Spanish Inpatients

Diez-Quevedo, C., Rangil, T., Sanchez-Planell, L., Kroenke, K., & Spitzer, R. L. (2001) · Psychosomatic Medicine · doi:10.1097/00006842-200107000-00021 · Cited by 649

Screening for Major Depressive Disorder with the Patient Health Questionnaire (PHQ-9 and PHQ-2) in an Outpatient Clinic Staffed by Primary Care Physicians in Japan: A Case Control Study

Suzuki, K., Kumei, S., Ohhira, M., Nozu, T., & Okumura, T. (2015) · PLoS ONE · doi:10.1371/journal.pone.0119147 · Cited by 34