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Y. Ogai · SciRah

Researcher profile · Semantic Scholar

Y. Ogai

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Y. Ogai — researcher profile on SciRah

h-index: 16
Works: 63
Citations: 934

Most-cited papers

Analgesic requirements after major abdominal surgery are associated with OPRM1 gene polymorphism genotype and haplotype.
M. Hayashida, M. Nagashima, Yasuo Satoh, R. Katoh +12 more
2008Pharmacogenomics (London)155 citations
Semantic Scholar
Association between OPRM1 gene polymorphisms and fentanyl sensitivity in patients undergoing painful cosmetic surgery
K. Fukuda, M. Hayashida, S. Ide, Naoko Saita +12 more
2009Pain139 citations
Semantic Scholar
Association between KCNJ6 (GIRK2) Gene Polymorphisms and Postoperative Analgesic Requirements after Major Abdominal Surgery
D. Nishizawa, M. Nagashima, R. Katoh, Yasuo Satoh +9 more
2009PLoS ONE70 citations Open access
Semantic Scholar
Meta-Analysis of Internet Gaming Disorder Prevalence: Assessing the Impacts of DSM-5 and ICD-11 Diagnostic Criteria
Ruo-Yu Zhou, Nobuaki Morita, Y. Ogai, Tamaki Saito +3 more
2024International Journal of Environmental Research and Public Health53 citations Open access
Semantic Scholar
Association between KCNJ6 (GIRK2) gene polymorphism rs2835859 and post-operative analgesia, pain sensitivity, and nicotine dependence.
D. Nishizawa, K. Fukuda, S. Kasai, Y. Ogai +7 more
2014Journal of Pharmacological Sciences41 citations Open access
Semantic Scholar
Development and validation of the Stimulant Relapse Risk Scale for drug abusers in Japan.
Y. Ogai, A. Haraguchi, Ayumi Kondo, Y. Ishibashi +9 more
2007Drug and Alcohol Dependence41 citations
Semantic Scholar
Fluoxetine as a Potential Pharmacotherapy for Methamphetamine Dependence
Y. Takamatsu, H. Yamamoto, Y. Ogai, Y. Hagino +2 more
2006Annals of the New York Academy of Sciences40 citations
Semantic Scholar
Maladaptive Perfectionism and Internet Addiction among Chinese College Students: A Moderated Mediation Model of Depression and Gender
Wen-Jie Yang, N. Morita, Zhijuan Zuo, Kyoko Kawaida +3 more
2021International Journal of Environmental Research and Public Health33 citations Open access
Semantic Scholar
Impact of Short-Term Intensive-Type Cognitive Behavioral Therapy Intervention on Internet Addiction among Chinese College Students: A Randomized Controlled Trial
Wen-Jie Yang, Wenyan Hu, N. Morita, Y. Ogai +2 more
2022International Journal of Environmental Research and Public Health28 citations Open access
Semantic Scholar
A randomized controlled study of the effect of ifenprodil on alcohol use in patients with alcohol dependence
N. Sugaya, Y. Ogai, Yuzo Aikawa, Yosuke Yumoto +5 more
2018Neuropsychopharmacology Reports25 citations Open access
Semantic Scholar
Parental Post-Traumatic Stress Symptoms as Predictors of Psychosocial Problems in Children Treated for Cancer
Ryoko Nakajima-Yamaguchi, N. Morita, Tomohei Nakao, Takashi Shimizu +5 more
2016International Journal of Environmental Research and Public Health22 citations Open access
Semantic Scholar
The association between personality, pain threshold and a single nucleotide polymorphism (rs3813034) in the 3'-untranslated region of the serotonin transporter gene (SLC6A4).
J. Aoki, K. Ikeda, O. Murayama, E. Yoshihara +2 more
2010Journal of clinical neuroscience21 citations
Semantic Scholar
G protein-activated inwardly rectifying K+ channel inhibition and rescue of weaver mouse motor functions by antidepressants.
Takehiro Takahashi, Toru Kobayashi, M. Ozaki, Y. Takamatsu +4 more
2006Neurosciences research21 citations
Semantic Scholar
Associations between sense of coherence, psychological distress, escape motivation of internet use, and internet addiction among Chinese college students: A structural equation model
Wen-Jie Yang, N. Morita, Y. Ogai, Tamaki Saito +1 more
2021Current Psychology17 citations
Semantic Scholar
Association between 5-hydroxytryptamine 2A receptor gene polymorphism and postoperative analgesic requirements after major abdominal surgery.
J. Aoki, M. Hayashida, M. Tagami, M. Nagashima +6 more
2010Neuroscience Letters16 citations
Semantic Scholar
Application of the Relapse Risk Scale to alcohol-dependent individuals in Japan: comparison with stimulant abusers.
Y. Ogai, M. Yamashita, Keiko Endo, A. Haraguchi +9 more
2009Drug and Alcohol Dependence16 citations
Semantic Scholar
Reliability and validity of the Japanese version of the Addiction Severity Index (ASI-J).
Eiichi Senoo, Y. Ogai, A. Haraguchi, Ayumi Kondo +11 more
2006Nihon Arukoru Yakubutsu Igakkai zasshi = Japanese journal of alcohol studies & drug dependence16 citations
Semantic Scholar
Study of effects of ifenprodil in patients with methamphetamine dependence: Protocol for an exploratory, randomized, double‐blind, placebo‐controlled trial
Hiroko Kotajima-Murakami, A. Takano, Y. Ogai, Shotaro Tsukamoto +8 more
2019Neuropsychopharmacology Reports14 citations Open access
Semantic Scholar
Reasons for Drinking among College Students in Japan: A Cross-Sectional Study.
Kyoko Kawaida, Hisashi Yoshimoto, Ryohei Goto, Go Saito +4 more
2018Tohoku journal of experimental medicine14 citations Open access
Semantic Scholar
Family Dysfunction Differentially Affects Alcohol and Methamphetamine Dependence: A View from the Addiction Severity Index in Japan
N. Sugaya, A. Haraguchi, Y. Ogai, Eiichi Senoo +4 more
2011International Journal of Environmental Research and Public Health13 citations Open access
Semantic Scholar
Verification of the Addiction Severity Index Japanese Version (ASI-J) as a Treatment-Customization, Prediction, and Comparison Tool for Alcohol-Dependent Individuals
A. Haraguchi, Y. Ogai, Eiichi Senoo, S. Saito +10 more
2009International Journal of Environmental Research and Public Health13 citations Open access
Semantic Scholar
The Use of All-You-Can-Drink System, Nomihodai, Is Associated with the Increased Alcohol Consumption among College Students: A Cross-Sectional Study in Japan.
Kyoko Kawaida, Hisashi Yoshimoto, Ryohei Goto, Go Saito +3 more
2018Tohoku journal of experimental medicine12 citations Open access
Semantic Scholar
The relationship between self-control and internet gaming disorder and problematic social networking site use: the mediation effects of internet use motives
Ruo-Yu Zhou, Nobuaki Morita, Chun-Mu Zhu, Y. Ogai +4 more
2024Frontiers in Psychiatry11 citations
Semantic Scholar
Cumulative risk effect of household dysfunction for child maltreatment after intensive intervention of the child protection system in Japan: a longitudinal analysis
Hirotsuna Ohashi, I. Wada, Yui Yamaoka, Ryoko Nakajima-Yamaguchi +2 more
2018Environmental Health and Preventive Medicine11 citations Open access
Semantic Scholar
Ifenprodil for the treatment of methamphetamine use disorder: An exploratory, randomized, double‐blind, placebo‐controlled trial
Hiroko Kotajima-Murakami, A. Takano, Shinya Hirakawa, Y. Ogai +12 more
2022Neuropsychopharmacology Reports10 citations Open access
Semantic Scholar
A novel SNP detection technique utilizing a multiple primer extension (MPEX) on a phospholipid polymer-coated surface.
Kazuhide Imai, Y. Ogai, D. Nishizawa, S. Kasai +2 more
2007Molecular Biosystems10 citations
Semantic Scholar
Association between Experience of Child Abuse and Severity of Drug Addiction Measured by the Addiction Severity Index among Japanese Drug-Dependent Patients
Y. Ogai, Eiichi Senoo, Fumiyuki C. Gardner, A. Haraguchi +3 more
2015International Journal of Environmental Research and Public Health9 citations Open access
Semantic Scholar
[Relationship between two aspects of self-oriented perfectionism and self-evaluative depression: using coping styles of uncontrollable events as mediators].
Y. Ogai
2004The Japanese Journal of Psychology9 citations Open access
Semantic Scholar
Influence of GIRK channel inhibition on relapse risk in Japanese alcohol-dependent inpatients.
N. Sugaya, Y. Ogai, Yoichi Kakibuchi, Eiichi Senoo +1 more
2012Nihon shinkei seishin yakurigaku zasshi = Japanese journal of psychopharmacology8 citations
Semantic Scholar
The Correlation between Enjoying Fictional Narratives and Empathy in Japanese Hikikomori
F. Panto, Tamaki Saito, N. Morita, Y. Ogai
2021F1000Research7 citations Open access
Semantic Scholar
The Prevalence of Binge Drinking and Alcohol-Related Consequences and their Relationship among Japanese College Students.
Kyoko Kawaida, Hisashi Yoshimoto, N. Morita, Y. Ogai +1 more
2021Tohoku journal of experimental medicine6 citations Open access
Semantic Scholar
Evaluation of the relationship between internet addiction and interpersonal relationships in university studentsin Japan.
Satoko Nagase, N. Morita, Y. Ogai, Tamaki Saito
2016Nihon Arukoru Yakubutsu Igakkai zasshi = Japanese journal of alcohol studies & drug dependence5 citations
Semantic Scholar
Influence of GIRK channel inhibition on alcohol abstinence and relapse risk in Japanese alcohol-dependent outpatients.
Y. Ogai, T. Hori, A. Haraguchi, N. Asukai +2 more
2011Nihon shinkei seishin yakurigaku zasshi = Japanese journal of psychopharmacology5 citations
Semantic Scholar
Assessment of Japanese Stimulant Control Law Offenders Using the Addiction Severity Index—Japanese Version: Comparison with Patients in Treatment Settings
Takashi Watanabe, Y. Ogai, Takehiro Koga, Eiichi Senoo +3 more
2009International Journal of Environmental Research and Public Health5 citations Open access
Semantic Scholar
rs12411980 single-nucleotide polymorphism related to PRTFDC1 expression is significantly associated with phantom tooth pain
Jun Araida, S. Ohka, Moe Soeda, D. Nishizawa +6 more
2024Molecular Pain3 citations Open access
Semantic Scholar
Mental health care for young people using video games: a pilot RCT on the development of a new intervention method toward Hikikomori and Futōkō
F. Panto, Tamaki Saito, N. Morita, Y. Ogai
2022F1000Research3 citations Open access
Semantic Scholar
[The association between beta-adrenergic receptor gene polymorphisms and personality traits].
Maki Numajiri, J. Aoki, D. Nishizawa, S. Kasai +3 more
2012Nihon shinkei seishin yakurigaku zasshi = Japanese journal of psychopharmacology3 citations
Semantic Scholar
The distinct internet addiction of otaku with maladaptive cognition and social support
Naohiko Yamagami, Tamaki Saito, Y. Ogai, Nobuaki Morita
2025Transcultural Psychiatry2 citations
Semantic Scholar
Psychometric validation of the Chinese Version of the stimulant relapse risk scale (SRRS) in patients with methamphetamine use disorder
Jing-Shu Lin, Y. Ogai, Chun Lin, Hu-Ming Chang +3 more
2024Substance Abuse Treatment, Prevention, and Policy2 citations Open access
Semantic Scholar
Predictors and patterns of internet gaming disorder using a regression tree based on game motivation and psychological factors
Ruo-Yu Zhou, Nobuaki Morita, Y. Ogai, Tamaki Saito +3 more
2025Minerva Psychiatry1 citations
Semantic Scholar
Psychometric Evaluation of the Chinese Version of Alcohol Relapse Risk Scale (C-ARRS) in Patients with Alcohol Use Disorder.
I-Ting Lee, Po-Chiao Liao, Tung-Hsia Liu, Y. Ogai +3 more
2024Alcohol1 citations Open access
Semantic Scholar
Prediction of the severity of child abuse using nationwide survey data from Child Guidance Centers in Japan: focus on infancy and preschool age
Y. Ogai, Ryoko Nakajima-Yamaguchi, Hirotsuna Ohashi, Kentaro Niwa +2 more
2024Frontiers in child and adolescent psychiatry1 citations Open access
Semantic Scholar
Stimulant Relapse Risk Scale
Y. Ogai, A. Haraguchi, Ayumi Kondo, Y. Ishibashi +9 more
20131 citations
Semantic Scholar
[Research on the actual conditions of alcohol dependence, the harmful use of alcohol and the optimal treatment in gastroenterological inpatients].
Yukiko Ohwaki, N. Morita, Y. Ogai, K. Ryou +3 more
2013Nihon Arukoru Yakubutsu Igakkai zasshi = Japanese journal of alcohol studies & drug dependence1 citations
Semantic Scholar
[A change of patients with methamphetamine-related disorders admitted to Tokyo Metropolitan Matsuzawa Hospital--the comparison between the second and third epidemics of methamphetamine abuse in Japan].
Yuzo Aikawa, Y. Ogai, N. Morita, Mitsuru Umeno +6 more
2012Nihon Arukoru Yakubutsu Igakkai zasshi = Japanese journal of alcohol studies & drug dependence1 citations
Semantic Scholar
Preliminary Outcomes of a Five-Session Motivation-Centered Program for Internet Gaming Disorder: A Completer Analysis of a Randomized Trial
Ruo-Yu Zhou, Nobuaki Morita, Y. Ogai, Yoshiki Koga +3 more
2026Behavioral Science0 citations Open access
Semantic Scholar
208. GABRA5 rs35399885 single nucleotide polymorphism is significantly associated with sensory hypoesthesia and pain sensitivity
A. Enomoto, S. Ohka, D. Nishizawa, Y. Ogai +9 more
2026International Journal of Neuropsychopharmacology0 citations Open access
Semantic Scholar
Mental health care for young people using video games: a pilot RCT on the development of a new intervention method toward Hikikomori and Futōkō [version 1; peer review: awaiting peer review]
F. Panto, Tamaki Saito, N. Morita, Y. Ogai
20220 citations
Semantic Scholar
Mental health care for young people using video games: a pilot RCT on the development of a new intervention method toward Hikikomori and Futōkō [version 1; peer review: 1 not approved]
F. Panto, Tamaki Saito, N. Morita, Y. Ogai
20220 citations
Semantic Scholar
The Correlation between Enjoying Fictional Narratives and Empathy in Japanese Hikikomori [version 1; peer review: awaiting peer review]
F. Panto, Tamaki Saito, Nobuaki Morita, Y. Ogai
20210 citations
Semantic Scholar

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K. Ikeda×22
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K. Ikeda — researcher profile on SciRah
Tamaki Saito×18
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Tamaki Saito — researcher profile on SciRah
N. Morita×15
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Eiichi Senoo×11
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A. Haraguchi — researcher profile on SciRah

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S. Kasai — researcher profile on SciRah

D. Nishizawa×8

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Nobuaki Morita×8

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Mitsuru Umeno×7

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M. Hayashida — researcher profile on SciRah