Naotaka Shinfuku

ORCID: 0000-0002-7390-9077
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About
Contact & Profiles
Research Areas
  • Schizophrenia research and treatment
  • Mental Health Treatment and Access
  • Bipolar Disorder and Treatment
  • Treatment of Major Depression
  • Child and Adolescent Psychosocial and Emotional Development
  • Electroconvulsive Therapy Studies
  • Youth Substance Use and School Attendance
  • Mental Health Research Topics
  • Mental Health and Psychiatry
  • Disaster Response and Management
  • Homelessness and Social Issues
  • Posttraumatic Stress Disorder Research
  • Cardiac electrophysiology and arrhythmias
  • Functional Brain Connectivity Studies
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Migration, Health and Trauma
  • Pharmaceutical Practices and Patient Outcomes
  • Diet and metabolism studies
  • Obesity, Physical Activity, Diet
  • Eating Disorders and Behaviors
  • Obsessive-Compulsive Spectrum Disorders
  • Health, psychology, and well-being
  • Maternal Mental Health During Pregnancy and Postpartum
  • Personality Disorders and Psychopathology
  • Pharmacological Effects and Toxicity Studies

Kobe University
2015-2025

Seinan Gakuin University
2016-2025

Wisconsin Parkinson Association
2025

Ono Clinic
2019

Sartorius (United States)
2015-2017

Pushpagiri Medical College
2016-2017

Post Graduate Institute of Medical Education and Research
2016-2017

Kobe International University
2015

Hanyang University
2015

Korea University
2006-2015

The treatment gap for people with mental disorders exceeds 50% in all countries of the world, approaching astonishingly high rates 90% least resourced countries, even serious associated significant role impairments 1,2,3. A number recent initiatives have called action to scale up services based on evidence effective interventions and respect human rights 4,5. Evidence treatments has been synthesized forthcoming Mental Health Gap Action Programme (mhGAP) guidelines World Organization (WHO)...

10.1002/j.2051-5545.2010.tb00305.x article EN World Psychiatry 2010-10-01

This study longitudinally described rates of posttraumatic stress disorder (PTSD) in two groups with different levels severity exposure to an earthquake North China. The effects diagnostic criteria on the frequency detected PTSD were also examined.Subjects randomly sampled villages at distances from epicenter. A total 181 and 157 subjects assessed 3 months 9 after earthquake, respectively, for by using both DSM-IV DSM-III-R criteria. brief version World Health Organization Quality Life...

10.1176/appi.ajp.157.8.1260 article EN American Journal of Psychiatry 2000-08-01

Abstract Background We have previously shown that irregular lifestyle of young Japanese female students are significantly related to their desire be thinner. In the present study, we examined nutritional knowledge and food habits Chinese university compared them with those other Asian populations. Methods A self-reported questionnaire was administered 540 students, ranging in age from 19-24 years. Medical Beijing University (135 men 150 women) Northern China Kunming College southern (95 160...

10.1186/1475-2891-4-4 article EN cc-by Nutrition Journal 2005-02-09

The COVID-19 pandemic has forced a worldwide lockdown with huge numbers of citizens confined to their homes,1 often resulting in social isolation, which may lead mental health problems. One the best examples consequences severe isolation is condition known as hikikomori – form withdrawal that was originally described Japan late 20th century and more recently been found worldwide.2-4 In 2010 guideline on by Japanese Ministry Health, Labour, Welfare, definition an avoidance participation,...

10.1111/pcn.13112 article EN Psychiatry and Clinical Neurosciences 2020-07-12

Social withdrawal syndrome, known as "hikikomori," has been highlighted since the late 1990 s in Japan. Hikikomori is more common urban areas, and often comorbid with mental disorders, now spreading throughout world. In post-COVID-19 era, not outing no longer considered pathological itself "new normal," a novel concept of hikikomori needed. This review summarizes hikikomori, presents latest methods for identification hikikomori.

10.1097/yco.0000000000000929 article EN cc-by-nc-nd Current Opinion in Psychiatry 2024-02-28

Abstract The purpose of this international collaborative study was to investigate the prescription patterns antipsychotic drugs for schizophrenia in East Asia and analyze factors that affect these patterns. Prescription patients admitted treatment were surveyed using a standardized protocol from six East‐Asian region/countries: China, Hong Kong, Japan, Korea, Singapore Taiwan. Patients’ social clinical characteristics, psychiatric symptoms, course illness, adverse effects medications...

10.1111/j.1440-1819.2004.01194.x article EN Psychiatry and Clinical Neurosciences 2003-12-17

Aims Previous studies of the prescription patterns psychotropic medications in patients with schizophrenia have highlighted a high rate antipsychotic polypharmacy, but data Asia are sparse. This study seeks to examine prevalence polypharmacy and compare differences between receiving one vs. those more than antipsychotic. Methods Antipsychotic for sample 2399 from six countries territories was evaluated. Daily doses were converted standard chlorpromazine equivalents (CPZ). Results found 45.7%...

10.1111/j.1365-2125.2004.02102.x article EN British Journal of Clinical Pharmacology 2004-06-04

Aim The aim of the present study was to survey prevalence antipsychotic polypharmacy and combined medication use across 15 Asian countries areas in 2016. Methods By using results from fourth Research on Prescription Patterns antipsychotics, rates each country were analyzed. Daily medications prescribed for treatment inpatients or outpatients with schizophrenia, including mood stabilizers, anxiolytics, hypnotics, antiparkinson agents, collected. Fifteen Asia participated this study. Results A...

10.1111/pcn.12676 article EN Psychiatry and Clinical Neurosciences 2018-05-15

Abstract Background Abnormal body weight, dietary concerns, and unhealthy weight loss behaviors are increasingly being observed in young females Japan. Our previous research has shown that the irregular lifestyles of female Japanese Chinese students significantly related to their desire be thinner. In present study, we compare food habits shape preferences university South Korea Japan explore perceptions those populations. Methods A total 265 aged 19 – 25 years participated this study....

10.1186/1475-2891-4-31 article EN cc-by Nutrition Journal 2005-10-31

Abstract Hikikomori , a severe form of social withdrawal syndrome, is growing issue in Japan and internationally. The pathophysiology hikikomori has not yet been elucidated an effective treatment remains to be established. Recently, we revealed that avoidant personality disorder the most common comorbidity hikikomori. Thus, have postulated underpinning First, herein show relationships between traits, blood biomarkers, hikikomori-related psychological features, behavioural characteristics...

10.1038/s41598-018-21260-w article EN cc-by Scientific Reports 2018-02-07

The purpose of the present article was to review literature on disaster mental health in relation natural disasters such as earthquakes, volcanic eruptions, typhoons and cyclones throughout Asia. Articles reviewed show that psychiatry Asia is beginning emerge from leave behind stigma attached health. emergence acceptance can be attributed part notion post-traumatic stress disorder (PTSD). This has allowed greater involvement professionals providing ongoing support survivors well...

10.1111/j.1440-1819.2003.01203.x article EN Psychiatry and Clinical Neurosciences 2004-03-03

This study aimed to identify trends in the use of antipsychotic polypharmacy (APP) and their demographic clinical correlates treatment schizophrenia Asia between 2001 2009. A total 6761 inpatients 9 Asian countries territories were examined; 2399 2001, 2136 2004, 2226 Patients' socio-demographic characteristics prescriptions psychotropic drugs recorded using a standardized protocol data collection procedure. The proportion APP prescription decreased from 46.8% 38.3% increased 43.4% 2009,...

10.1055/s-0031-1286345 article EN Pharmacopsychiatry 2011-10-11

Background: High-dose antipsychotic regimes (defined as the prescription of more than 1000 chlorpromazine-equivalents milligrams per day) in management patients with schizophrenia are not uncommon, but most reports from western countries. Recent functional neuroimaging studies have found that previous notion concerning use medication, especially high doses, was unsupported and untenable. Methods: This international study examined dose medication its clinical correlates within six East Asian...

10.1055/s-2004-827174 article EN Pharmacopsychiatry 2004-07-01

Abstract The purpose of the present study was to review prescription patterns antidepressants in different countries East Asia. survey conducted China, Japan, Korea, Singapore and Taiwan from October 2003 March 2004 using unified research protocol questionnaire. Twenty teaching hospitals major psychiatric participated a total 1898 patients receiving were analyzed. provided number interesting characteristics on antidepressant Out 56 listed Anatomical Therapeutic Chemical Classification (ATC)...

10.1111/j.1440-1819.2007.01702.x article EN Psychiatry and Clinical Neurosciences 2007-09-14

We aimed to examine the frequency of high-dose (defined as mean chlorpromazine mg equivalent doses above 1000) antipsychotic prescriptions in schizophrenia and their clinical correlates context a comparison between studies 2001 2004 within six East Asian countries territories.Prescriptions for sample 2136 patients with from territories (mainland China, Hong Kong, Korea, Japan, Taiwan Singapore) were evaluated compared data obtained 2399 2001.Overall, showed significant decrease use 17.9 6.5%...

10.1111/j.1365-2125.2008.03304.x article EN British Journal of Clinical Pharmacology 2008-09-19

Optimizing treatment and outcomes for people with schizophrenia requires understanding of how evidence-based treatments are utilized. Clozapine is the most effective antipsychotic drug treatment-refractory schizophrenia, but few studies have investigated trends patterns its use over time internationally. This study examined prescription clozapine demographic clinical correlates in Asia from 2001 to 2009.Clozapine prescriptions were collected a sample 6761 hospitalized patients nine Asian...

10.3109/00048674.2011.607426 article EN Australian & New Zealand Journal of Psychiatry 2011-09-03

Limited data are available on prescription patterns of the antidepressants from India. We studied antidepressants' pattern five geographically distant tertiary psychiatric care centers India.In this cross-sectional study, all patients who attended outpatients department or were admitted in psychiatry wards at Lucknow, Chandigarh, Tiruvalla, Mumbai and Guwahati a fixed day, using had been prescribed antidepressant medications, included. The collected unified research protocol.A total 312 Mean...

10.4103/0971-5916.184289 article EN The Indian Journal of Medical Research 2016-01-01

Little is known about electroconvulsive therapy (ECT) use in Asian inpatients with schizophrenia. This study examined trends of ECT for schizophrenia patients Asia between 2001 and 2009 its independent demographic clinical correlates.Data on 6761 hospitalized (2001 = 2399, 2004 2136, 2226) nine countries territories were collected by either chart review or interviews during a 1-month period. Patients' sociodemographic characteristics, prescriptions psychotropic drugs recorded using...

10.1111/pcn.12283 article EN Psychiatry and Clinical Neurosciences 2015-02-23
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