The Brain That Understands Diversity: A Pilot Study Focusing on the Triple Network
大塚 泰子; 國分 圭介; 岡本 摩耶; 山川 義徳
Brain Sciences, 2025年02月23日, 査読有り, 責任著者
Fractional Anisotropy of Cingulum Cingulate Mediates the Relationship Between Happiness and Work Performance in Healthy Individuals
國分 圭介; 根本 清貴; 山川 義徳
Brain and Behavior, 2025年02月17日, 査読有り, 筆頭著者, 責任著者
Obesity and Discrimination in the Workplace: A Narrative Review and New Perspectives for Breaking out of the Negative Spiral
國分 圭介
Obesities, 2025年02月02日, 査読有り, 招待有り, 筆頭著者, 責任著者
How to Maintain Compliance Among Host Country Employees as the COVID-19 Pandemic Fades: An Attempt to Apply Conservation of Resources Theory to the Workplace
國分 圭介; 猪野 祥明; 石村 和義
Merits, 2025年01月30日, 査読有り, 招待有り, 筆頭著者, 責任著者
Whole-brain gray matter volume and fractional anisotropy of the posterior thalamic radiation and sagittal stratum in healthy adults correlate with the local environment
國分 圭介; 根本 清貴; 伊香賀 俊治; 山川 義徳
NeuroImage, 2025年02月, 査読有り, 筆頭著者, 責任著者
Incorporating “kawaii-ness” into your life may increase gray matter volume in the putamen and frontal gyrus
Effort-Reward Imbalance and Passion Exploitation: A Narrative Review and a New Perspective
國分 圭介
World, 2024年12月01日, 査読有り, 招待有り, 筆頭著者, 責任著者
Effects of Natural Reduced Water on Cognitive Functions in Older Adults: A RCT study
Takamitsu Shinada; Keisuke Kokubun; Yuji Takano; Hikari Iki; Koki Kobayashi; Takeki Hamasaki; Yasuyuki Taki
Heliyon, 2024年09月28日
Power distance and indulgence are positively and negatively correlated with ageism, respectively: Evidence from 31 countries
國分 圭介
Journal of Ageing and Longevity, 2024年09月29日, 査読有り, 筆頭著者, 責任著者
How to Popularize Smartphones among Older Adults: A Narrative Review and a New Perspective with Self-Efficacy, Social Capital, and Individualized Instruction as Key Drivers
Smartphone app for lifestyle improvement improves brain health and boosts the vitality and cognitive function of healthy middle-aged adults
國分 圭介; 根本 清貴; 山川 義徳
Brain and Behavior, 2024年04月29日, 査読有り, 筆頭著者, 責任著者
Digital Twins for Supporting Ageing Well: Approaches in Current Research and Innovation in Europe and Japan
Jasmin Lehmann; Lorenz Granrath; Ryan Browne; Toshimi Ogawa; Keisuke Kokubun; Yasuyuki Taki; Kristiina Jokinen; Sarah Janboecke; Christophe Lohr; Rainer Wieching; Roberta Bevilacqua; Sara Casaccia; Gian Marco Revel
Sustainability, 2024年04月07日, 査読有り
Continuous inhalation of essential oil increases gray matter volume
國分 圭介; 根本 清貴; 山川 義徳
Brain Research Bulletin, 2024年02月, 査読有り, 筆頭著者, 責任著者
Altered Grey Matter-Brain Healthcare Quotient: Interventions of Olfactory Training and Learning of Neuroplasticity
渡邉 啓太; 國分 圭介; 山川 義徳
Life, 2023年02月28日, 査読有り
Dark Chocolate Intake May Reduce Fatigue and Mediate Cognitive Function and Gray Matter Volume in Healthy Middle-Aged Adults
根本 清貴; 國分 圭介; 緒方 洋輔; 小池 康晴; 新井 哲明; 山川 義徳
Behavioural Neurology, 2022年12月13日, 査読有り
Differences in the organizational-commitment–rewards relationship between Chinese managers and Japanese expatriates in manufacturing companies in China
國分 圭介; 安井 巨佐子
Evidence-based HRM: a Global Forum for Empirical Scholarship, 2023年08月28日, 査読有り, 筆頭著者, 責任著者
The work characteristics and social distancing at the manufacturing workplace
國分 圭介
Cogent Business & Management, 2022年07月28日, 査読有り, 筆頭著者, 責任著者
A systematic review of multidomain and lifestyle interventions to support the intrinsic capacity of the older population
Roberta Bevilacqua; Luca Soraci; Vera Stara; Giovanni Renato Riccardi; Andrea Corsonello; Giuseppe Pelliccioni; Fabrizia Lattanzio; Sara Casaccia; Johanna Möller; Rainer Wieching; Toshimi Ogawa; Suichiro Watanabe; Keisuke Kokobun; Izumi Kondo; Eiko Takano; Elvira Maranesi
Frontiers in Medicine, 2022年07月15日, 査読有り
Social Capital Mediates the Association between the ICT Usage and Well-Being of Older People in Japan: Implication for a New Design Paradigm
Factors That Attract the Population: Empirical Research by Multiple Regression Analysis Using Data by Prefecture in Japan
國分 圭介
Sustainability, 2022年01月29日, 査読有り, 筆頭著者, 責任著者
The link between the brain volume derived index and the determinants of social performance
國分 圭介; 山川 義徳; 根本 清貴
Current Psychology, 2023年05月, 査読有り, 筆頭著者, 責任著者
Effect of the Intake of Brown Rice for Six Months on the Cognitive Function in Healthy Elderly Persons: A Study Protocol for a Pilot, Non-Randomized Controlled Trial
高野 裕治; 國分 圭介; 雜賀 慶二; 西山 直希; 瀧 靖之
Methods and Protocols, 2021年10月28日, 査読有り, 責任著者
Effects of Natural Reduced Water on Cognitive Function, Body Composition, and Psychological Function in Older Adults: Study Protocol for a Randomized Controlled Trial
品田 貴光; 高野 裕治; 國分 圭介; 壹岐 ひかり; 瀧 靖之
Methods and Protocols, 2021年10月14日, 査読有り
Unhealthy lifestyles and brain condition: Examining the relations of BMI, living alone, alcohol intake, short sleep, smoking, and lack of exercise with gray matter volume
國分 圭介; ジュアン・セザール・ピネダ; 山川 義徳
PLOS ONE, 2021年07月30日, 査読有り, 筆頭著者, 責任著者
Housing quality and behavior affect brain health and anxiety in healthy Japanese adults
ジュアン・セザール・ピネダ; 國分 圭介; 伊香賀 俊治; 山川 義徳
Scientific Reports, 2021年06月, 査読有り
The Impact of Work Characteristics on Social Distancing: Implications at the Time of COVID-19
國分 圭介; 山川 義徳
International Journal of Environmental Research and Public Health, 2021年05月, 査読有り, 筆頭著者, 責任著者
Social Capital Mediates the Relationship between Social Distancing and COVID-19 Prevalence in Japan
國分 圭介; 山川 義徳
INQUIRY, 2021年04月, 査読有り, 筆頭著者, 責任著者
Gender differences in organizational commitment and rewards within Japanese manufacturing companies in China
國分 圭介; 安井 巨佐子
Cross Cultural & Strategic Management, 2021年07月01日, 査読有り, 筆頭著者, 責任著者
The difference and similarity of the organizational commitment– rewards relationship among ethnic groups within Japanese manufacturing companies in Malaysia
國分 圭介; 安井 巨佐子
International Journal of Sociology and Social Policy, 2020年06月, 査読有り, 筆頭著者, 責任著者
Brain condition may mediate the association between training and work engagement
國分 圭介; 緒方 洋輔; 小池 康晴; 山川 義徳
Scientific Reports, 2020年04月, 査読有り, 筆頭著者, 責任著者
Fish intake may affect brain structure and improve cognitive ability in healthy people
國分 圭介; 根本 清貴; 山川 義徳
Frontiers in Aging Neuroscience, 2020年03月, 査読有り, 筆頭著者, 責任著者
Association between behavioral ambidexterity and brain health
國分 圭介; 山川 義徳; 開 一夫
Brain Sciences, 2020年02月, 査読有り, 筆頭著者, 責任著者
Organizational commitment, rewards and education in the Philippines
國分 圭介
International Journal of Organizational Analysis, 2019年11月, 査読有り, 筆頭著者, 責任著者
Digitalization, Open Innovation, Ambidexterity, and Green Innovation in Small and Medium-Sized Enterprises: A Narrative Review and New Perspectives
國分 圭介
Preprints 2025, 2025年04月01日, 筆頭著者, 責任著者
Effects of brown rice supplementation on physical, cognitive and mental health among adults: Study protocol for a longitudinal, double-blind, randomized, placebo-controlled trial