Hiroshi Murayama

6.3k total citations · 1 hit paper
274 papers, 4.6k citations indexed

About

Hiroshi Murayama is a scholar working on General Health Professions, Health and Physiology. According to data from OpenAlex, Hiroshi Murayama has authored 274 papers receiving a total of 4.6k indexed citations (citations by other indexed papers that have themselves been cited), including 76 papers in General Health Professions, 72 papers in Health and 39 papers in Physiology. Recurrent topics in Hiroshi Murayama's work include Health disparities and outcomes (71 papers), Nutrition and Health in Aging (32 papers) and Frailty in Older Adults (28 papers). Hiroshi Murayama is often cited by papers focused on Health disparities and outcomes (71 papers), Nutrition and Health in Aging (32 papers) and Frailty in Older Adults (28 papers). Hiroshi Murayama collaborates with scholars based in Japan, United States and Australia. Hiroshi Murayama's co-authors include Yoshinori Fujiwara, Shoji Shinkai, Ichiro Kawachi, Mariko Nishi, Yu Taniguchi, Yu Nofuji, Hidenori Amano, Satoshi Seino, Miji Kim and Takahiro Tabuchi and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and Cancer.

In The Last Decade

Hiroshi Murayama

257 papers receiving 4.4k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Social Capital and Health: A Review of Prospective Multilevel Studies

2012 371 citations Hiroshi Murayama, Yoshinori Fujiwara et al. Journal of Epidemiology profile →

Peers

Hiroshi Murayama

PHYSI

HEALT

GHP

EPIDE

Alex D. Federman United States

Idris Guessous Switzerland

Shari S. Bassuk United States

Marcia A. Testa United States

L. Philip Schumm United States

Karen E. Lasser United States

Janice Graham Canada

Brian Ward United States

Nanako Tamiya Japan

Sarah E. Jackson United Kingdom

Alex D. Federman United States

Hiroshi Murayama

808 ×0.7

PHYSI

382 ×0.4

HEALT

2.1k ×2.5

GHP

562 ×0.9

526 ×1.1

EPIDE

Citations per year, relative to Hiroshi Murayama Hiroshi Murayama (= 1×) peers Alex D. Federman

Countries citing papers authored by Hiroshi Murayama

Since Specialization

Citations

This map shows the geographic impact of Hiroshi Murayama's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Hiroshi Murayama with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hiroshi Murayama more than expected).

Fields of papers citing papers by Hiroshi Murayama

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hiroshi Murayama. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Hiroshi Murayama. The network helps show where Hiroshi Murayama may publish in the future.

Co-authorship network of co-authors of Hiroshi Murayama

This figure shows the co-authorship network connecting the top 25 collaborators of Hiroshi Murayama. A scholar is included among the top collaborators of Hiroshi Murayama based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Hiroshi Murayama. Hiroshi Murayama is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Murayama, Hiroshi, Erika Kobayashi, Hidehiro Sugisawa, Benjamín A. Shaw, & Jersey Liang. (2025). Trajectories of Life Course Financial Disadvantage and Depressive Mood: Results From the National Survey of the Japanese Elderly. Journal of Epidemiology.

Fujiwara, Yoshinori, et al.. (2025). Workload and emotional exhaustion among older assistant care workers in Japan: Buffering effect of work resources. Geriatrics and gerontology international. 25(2). 273–278. 1 indexed citations

Murayama, Hiroshi, Ai Iizuka, Masaki Machida, et al.. (2024). Impact of social isolation on change in brain volume in community-dwelling older Japanese people: The NEIGE Study. Archives of Gerontology and Geriatrics. 129. 105642–105642. 3 indexed citations

Murayama, Hiroshi, et al.. (2024). Upgrading Bio-Fuel from Jatropha Oil via Onepot Transesterification-Isomerisation Using Solid Acid Catalysts. SHILAP Revista de lepidopterología. 593. 9001–9001. 2 indexed citations

Murayama, Hiroshi, et al.. (2024). Distribution and Determinants of Social Isolation and Loneliness in Adulthood and Old Age：A Literature Review. Iryo To Shakai. 34(1). 37–48. 1 indexed citations

Murayama, Hiroshi, et al.. (2024). Association between participation in social network service groups and offline social networks. Geriatrics and gerontology international. 24(S1). 279–284.

Murayama, Hiroshi, et al.. (2024). Exploring the association of social isolation and loneliness on the experience of COVID-19 infection and hospitalization in the Japanese population: the JACSIS study. Social Psychiatry and Psychiatric Epidemiology. 60(4). 943–952.

Makizako, Hyuma, Hirohiko Hirano, Katsuya Iijima, et al.. (2024). Associations between information and communication technology use and frailty in community-dwelling old-old adults: results from the ILSA-J. European Geriatric Medicine. 15(3). 621–627. 5 indexed citations

Nonaka, Kumiko, Hiroshi Murayama, Yoh Murayama, et al.. (2023). The Impact of Generativity on Maintaining Higher-Level Functional Capacity of Older Adults: A Longitudinal Study in Japan. International Journal of Environmental Research and Public Health. 20(11). 6015–6015. 3 indexed citations

10.

Murayama, Hiroshi, Mika Sugiyama, Hiroki Inagaki, et al.. (2023). The Relationship Between Cognitive Decline and All-Cause Mortality Is Modified by Living Alone and a Small Social Network: A Paradox of Isolation. The Journals of Gerontology Series B. 78(11). 1927–1934. 6 indexed citations

11.

Tani, Yukako, Takeo Fujiwara, Genichi Sugihara, et al.. (2022). Neighborhood Beauty and the Brain in Older Japanese Adults. International Journal of Environmental Research and Public Health. 20(1). 679–679. 5 indexed citations

12.

Machida, Masaki, Tomoko Takamiya, Shiho Amagasa, et al.. (2021). Objectively Measured Intensity-specific Physical Activity and Hippocampal Volume Among Community-dwelling Older Adults. Journal of Epidemiology. 32(11). 489–495. 16 indexed citations

13.

Murayama, Hiroshi, et al.. (2020). Role of Social Support in the Relationship Between Financial Strain and Frequency of Exercise Among Older Japanese: A 19-year Longitudinal Study. Journal of Epidemiology. 31(4). 265–271. 3 indexed citations

14.

Murayama, Hiroshi, et al.. (2019). [Characteristics and challenges of health promotion volunteer organizations in Japan: Findings from a national municipality survey].. PubMed. 66(11). 712–722. 4 indexed citations

15.

Carandang, Rogie Royce, et al.. (2019). Leadership and Peer Counseling Program: Evaluation of Training and Its Impact on Filipino Senior Peer Counselors. International Journal of Environmental Research and Public Health. 16(21). 4108–4108. 9 indexed citations

16.

Carandang, Rogie Royce, et al.. (2019). Unmet Needs and Coping Mechanisms Among Community-Dwelling Senior Citizens in the Philippines: A Qualitative Study. International Journal of Environmental Research and Public Health. 16(19). 3745–3745. 15 indexed citations

17.

Hikichi, Hiroyuki, et al.. (2018). Association Between Advanced Care Management and Progression of Care Needs Level in Long-Term Care Recipients: Retrospective Cohort Study. JMIR Aging. 1(2). e11117–e11117. 5 indexed citations

18.

Yokoyama, Yuri, Mariko Nishi, Hiroshi Murayama, et al.. (2015). Association of dietary variety with body composition and physical function in community-dwelling elderly Japanese. The journal of nutrition health & aging. 20(7). 691–696. 49 indexed citations

19.

Murayama, Hiroshi, et al.. (2007). Related Factors to the Attitude toward Community of Health Promotion Volunteers by Years of Experience. 9(2). 24–31. 3 indexed citations

20.

Nakamura, Mamoru, et al.. (1973). CHEST X-RAY FINDINGS IN ACUTE PULMONARY EDEMA IN THE DOG. Japanese Circulation Journal-english Edition. 36(12). 1378–1379. 1 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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