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H

Hiroyuki Shimada

national center for geriatrics & gerontology

64H-index
577Paper Count
1.7WCitation Count
Published Papers 237
Publication Date
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Leisure Activities Associated With Functional Impairment Risk Among Community-Dwelling Older Adults With Depressive Symptoms
errPsychogeriatrics
IF1.7
err2026-05-01
err0
PREAI
errMisu, Yuka; Nakakubo, Sho; Kiuchi, Yuto; Nosaka, Shinnosuke; Ohata, Tomoka; Shimada, Hiroyuki
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Petit volunteer protocol for loneliness alleviation in community-dwelling older adults in Japan: a randomised controlled trial
errBMJ Open
IF2.3
err2026-03-09
err0
PREAI
errTomida, Kouki; Shimoda, Takahiro; Nakajima, Chika; Kawakami, Ayuka; Shimada, Hiroyuki
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Work and leisure time dissatisfaction is a risk factor for depressive symptoms among Japanese older adults: A 2.5-year prospective cohort study
errGeriatric Nursing
IF2.4
err2026-02-06
err0
PREAI
errKazuya Fujii; Kenji Harada; Satoshi Kurita; Masanori Morikawa; Chiharu Nishijima; Daisuke Kakita; Hiroyuki Shimada
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errSave
Life Satisfaction Domains Among Older Adults: Patterns by Age, Gender, and Living Arrangement
errJournal of Applied Gerontology
IF2
err2026-01-01
err0
PREAI
errAkaida, Shoma; Katayama, Osamu; Yamaguchi, Ryo; Shimoda, Takahiro; Nakajima, Chika; Kawakami, Ayuka; Yamagiwa, Daiki; Shimada, Hiroyuki
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A Longitudinal Study of Social Participation and the Onset of Disability Among Community-Dwelling Older Adults With Different Incomes
errPsychogeriatrics
IF1.7
err2026-01-01
err0
PREAI
errNosaka, Shinnosuke; Nakakubo, Sho; Kiuchi, Yuto; Misu, Yuka; Ohata, Tomoka; Shimada, Hiroyuki
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errSave
Replacement of Accelerometer-Measured Sedentary Behavior With Physical Activity Reduces Dementia Risk
errJournal of the American Medical Directors Association
IF3.8
err2025-11-19
err0
PREAI
errRyo Yamaguchi; Osamu Katayama; Daiki Yamagiwa; Shoma Akaida; Keitaro Makino; Kouki Tomida; Yukari Yamashiro; Naoto Takayanagi; Motoki Sudo; Hiroyuki Shimada
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errSave
Past Meal-Skipping Habits Associate With Physical Frailty in Later Life: A Retrospective Cohort Study
errJournal of the American Medical Directors Association
IF3.8
err2025-10-09
err0
PREAI
errChiharu Nishijima; Kenji Harada; Satoshi Kurita; Masanori Morikawa; Kazuya Fujii; Daisuke Kakita; Hiroyuki Shimada
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errSave
Chronic pain and decline in activities of daily living among community-dwelling older adults: a systematic review of longitudinal studies
errEuropean Geriatric Medicine
IF3.6
err2025-09-08
err0
PREAI
errArisa Kawashima; Ayane Komatsu; Xueying Jin; Hiroyuki Shimada; Hidenori Arai; Tami Saito
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errSave
The Combined Effects of Chronic Pain and Different Types of Isolation on the Incidence of Disability in Community-Dwelling Older Adults: Prospective Cohort Study
errJournal of the American Medical Directors Association
IF3.8
err2025-07-17
err0
PREAI
errSoichiro Matsuda; Takehiko Doi; Sho Nakakubo; Fumio Sakimoto; Hiroyuki Shimada
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errSave
Regional effects of gantenerumab on neuroimaging biomarkers in the DIAN-TU-001 trial
errAlzheimer's & Dementia
IF11.1
err2025-07-14
err0
errOAAI
errAustin McCullough; Charles D. Chen; Brian A. Gordon; Nelly Joseph-Mathurin; Clifford R. Jack Jr; Robert Koeppe; Russ Hornbeck; Deborah Koudelis; Nicole S. McKay; Diana A. Hobbs; Shaney Flores; Sarah J. Keefe; Neelum T. Aggarwal; Ricardo F. Allegri; Sarah B. Berman; Thomas Bird; Sandra E. Black; William S. Brooks; Jasmeer P. Chhatwal; Gregory S. Day; Martin R. Farlow; Nick C. Fox; Serge Gauthier; Lawrence S. Honig; Ging-Yuek Hsiung; Mathias Jucker; Johannes Levin; Mario Masellis; Colin Masters; Patricio Chrem Mendez; John M. Ringman; B. Joy Snider; Stephen Salloway; Peter R. Schofield; Hiroyuki Shimada; Kazushi Suzuki; Christopher H. van Dyck; Gregory Klein; David B. Clifford; Carlos Cruchaga; Jason Hassenstab; Yan Li; Eric McDade; Susan Mills; John C. Morris; Richard J. Perrin; Charlene Supnet-Bell; Guoqiao Wang; Chengjie Xiong; Randall J. Bateman; Tammie L. S. Benzinger; for the DIAN-TU Study Team
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Association of diabetes mellitus and social isolation with loneliness among older Japanese adults: a cross-sectional study
errEndocrine
IF2.9
err2025-07-11
err0
PREAI
errTakahiro Shimoda; Kouki Tomida; Chika Nakajima; Ayuka Kawakami; Hiroyuki Shimada
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errSave
Cognitive activity levels associated with dementia risk in older adults with social frailty: A longitudinal study
errMATURITAS
IF3.6
err2025-07-01
err0
PREAI
errSakimoto, Fumio; Doi, Takehiko; Tomida, Kouki; Matsuda, Soichiro; Makino, Keitaro; Shimada, Hiroyuki
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errSave
Individual- and Facility-Level Factors Related to Quality-of-Life Transitions in Older Adults in Residential Facilities: A Systematic Review
errJournal of the American Medical Directors Association
IF3.8
err2025-07-01
err0
PREAI
errArisa Kawashima; Xueying Jin; Ayane Komatsu; Sakino Niwa; Hiroyuki Shimada; Hidenori Arai; Tami Saito
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errSave
Prediction of dementia risk by instrumental activities of daily living limitations and its impact on dementia onset in combination with mild cognitive impairment: a population-based longitudinal study
errBMC PUBLIC HEALTH
IF3.6
err2025-04-25
err0
errOAAI
errMakino, Keitaro; Lee, Sangyoon; Katayama, Osamu; Tomida, Kouki; Yamaguchi, Ryo; Yamagiwa, Daiki; Shimada, Hiroyuki
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errSave
A New Computer-Based Cognitive Measure for Early Detection of Dementia Risk (Japan Cognitive Function Test): Validation Study
errJOURNAL OF MEDICAL INTERNET RESEARCH
IF6
err2025-02-14
err0
PREAI
errShimada, Hiroyuki; Doi, Takehiko; Tsutsumimoto, Kota; Makino, Keitaro; Harada, Kenji; Tomida, Kouki; Morikawa, Masanori; Makizako, Hyuma
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Dietary variety and the relationship between polypharmacy and incident disability among Japanese community-dwelling older adults: A longitudinal study
errMATURITAS
IF3.6
err2025-02-01
err0
PREAI
errNishijima, Chiharu; Harada, Kenji; Kurita, Satoshi; Morikawa, Masanori; Fujii, Kazuya; Kakita, Daisuke; Shimada, Hiroyuki
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errSave
Life-Space Activities and Incident Dementia Among Older Adults: Insights From a Cohort Study
errJOURNAL OF THE AMERICAN MEDICAL DIRECTORS ASSOCIATION
IF3.8
err2025-02-01
err0
PREAI
errDoi, Takehiko; Makino, Keitaro; Tomida, Kouki; Tsutsumimoto, Kota; Sakimoto, Fumio; Matsuda, Soichiro; Shimada, Hiroyuki
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errSave
Dose-Response Relationships of Daily Steps with Disability Incidence and All-Cause Mortality Stratified by Age and Physical Frailty
errJOURNAL OF THE AMERICAN MEDICAL DIRECTORS ASSOCIATION
IF3.8
err2025-01-01
err0
PREAI
errShimoda, Takahiro; Tomida, Kouki; Nakajima, Chika; Kawakami, Ayuka; Shimada, Hiroyuki
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errSave
Effect of eating alone and depression symptoms on incident disability among community-dwelling older adults
errNUTRITION
IF3
err2025-01-01
err0
PREAI
errKiuchi, Yuto; Tsutsumimoto, Kota; Nishimoto, Kazuhei; Misu, Yuka; Ohata, Tomoka; Makizako, Hyuma; Shimada, Hiroyuki
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errSave
Engagement in the Community-Based Going-Out Programs and the Association with Physical Frailty Assessed by the Kihon Checklist: A Cohort Study
errGERONTOLOGY
IF3
err2024-12-02
err1
PREAI
errMorikawa, Masanori; Harada, Kenji; Kurita, Satoshi; Nishijima, Chiharu; Fujii, Kazuya; Kakita, Daisuke; Yamashiro, Yukari; Takayanagi, Naoto; Sudo, Motoki; Shimada, Hiroyuki
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Research Directions

No research directions
Co-authors
Cooperation Journals
J
John C. Morris
H-index: 212 · Papers: 2.4K
C
Clifford R. Jack
H-index: 201 · Papers: 2.5K
C
Colin L. Masters
H-index: 172 · Papers: 2.1K
Y
Yaakov Stern
H-index: 163 · Papers: 1.3K
S
Stephen R. Lord
H-index: 133 · Papers: 939
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