Kazushige Ihara

3.5k total citations · 1 hit paper
150 papers, 2.4k citations indexed

About

Kazushige Ihara is a scholar working on Physiology, Geriatrics and Gerontology and General Health Professions. According to data from OpenAlex, Kazushige Ihara has authored 150 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 63 papers in Physiology, 24 papers in Geriatrics and Gerontology and 23 papers in General Health Professions. Recurrent topics in Kazushige Ihara's work include Nutrition and Health in Aging (41 papers), Frailty in Older Adults (24 papers) and Health disparities and outcomes (21 papers). Kazushige Ihara is often cited by papers focused on Nutrition and Health in Aging (41 papers), Frailty in Older Adults (24 papers) and Health disparities and outcomes (21 papers). Kazushige Ihara collaborates with scholars based in Japan, United States and United Kingdom. Kazushige Ihara's co-authors include Yoshinori Fujiwara, Shuichi Obuchi, Hirohiko Hirano, Hisashi Kawai, Yutaka Watanabe, Hunkyung Kim, Takeshi Kera, Motonaga Kojima, Hideyo Yoshida and Kaori Sawada and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and Scientific Reports.

In The Last Decade

Kazushige Ihara

142 papers receiving 2.3k 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.

Blautia genus associated with visceral fat accumulation in adults 20–76 years of age

2019 285 citations Naoki Ozato, Itoyo Tokuda et al. profile →

Peers

Kazushige Ihara

PHYSI

PMH

PERIO

Kiyohito Okumiya Japan

Satoshi Seino Japan

Bertil Steen Sweden

Dennis H. Sullivan United States

B Steen Sweden

Yosuke Yamada Japan

Misaka Kimura Japan

Tomasz Kostka Poland

Eva Kiesswetter Germany

Elisabet Rothenberg Sweden

Kiyohito Okumiya Japan

Kazushige Ihara

588 ×0.6

PHYSI

295 ×0.7

93 ×0.3

321 ×1.0

PMH

255 ×0.9

PERIO

Citations per year, relative to Kazushige Ihara Kazushige Ihara (= 1×) peers Kiyohito Okumiya

Countries citing papers authored by Kazushige Ihara

Since Specialization

Citations

This map shows the geographic impact of Kazushige Ihara'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 Kazushige Ihara with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kazushige Ihara more than expected).

Fields of papers citing papers by Kazushige Ihara

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kazushige Ihara. 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 Kazushige Ihara. The network helps show where Kazushige Ihara may publish in the future.

Co-authorship network of co-authors of Kazushige Ihara

This figure shows the co-authorship network connecting the top 25 collaborators of Kazushige Ihara. A scholar is included among the top collaborators of Kazushige Ihara 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 Kazushige Ihara. Kazushige Ihara 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

Shimizu, Sunao, Shuya Kasai, Tomoya Kon, et al.. (2026). Efficacy of 42-month oral administration of glucoraphanin in preventing cognitive decline in individuals at elevated risk of dementia, including those with mild cognitive impairment: a randomized, double-blind, placebo-controlled pilot study. Frontiers in Nutrition. 13. 1740494–1740494. 1 indexed citations

Imamura, Keigo, Hisashi Kawai, Hiroyuki Sasai, et al.. (2025). Association between the use of information and communication technology and cognitive decline stratified by social isolation: The Otassha study. The Journal of Prevention of Alzheimer s Disease. 12(6). 100138–100138.

Shirobe, Maki, Masanori Iwasaki, Kentaro Igarashi, et al.. (2025). Descriptive Epidemiology of Oral Function in Middle‐Aged and Older Japanese Individuals. Gerodontology. 42(4). 580–590. 1 indexed citations

Iwasaki, Masanori, Maki Shirobe, Yuki Ohara, et al.. (2025). Periodontal Inflammation and Serum Inflammatory Markers in Community‐Dwelling Older Adults in Japan: The Otassha Study. Journal Of Clinical Periodontology. 52(8). 1099–1107. 1 indexed citations

Yang, Yichi, et al.. (2024). Association between Gut Microbiota and Muscle Strength in Japanese General Population of the Iwaki Health Promotion Project. Microorganisms. 12(3). 622–622. 4 indexed citations

Kawai, Hisashi, Yoshinori Fujiwara, Hirohiko Hirano, et al.. (2023). Activity diversity is associated with the prevention of frailty in community-dwelling older adults: The Otassha Study. Frontiers in Public Health. 11. 1113255–1113255. 1 indexed citations

Wai, Kyi Mar, et al.. (2023). Effects of body compositions on the associations between ferritin and diabetes parameters among Japanese community dwellers. Journal of Trace Elements in Medicine and Biology. 78. 127174–127174. 1 indexed citations

Kawai, Hisashi, Kumiko Ito, Yoshinori Fujiwara, et al.. (2023). Social interaction trajectories and all-cause mortality in older adults: the Otassha study. Frontiers in Public Health. 11. 1248462–1248462. 6 indexed citations

Takeuchi, Takeaki, Kazushige Ihara, Shuichi Obuchi, et al.. (2023). Characteristics of blood biomarkers and eating behavior among older community-dwelling adults with typical and atypical depression. Clinical Nutrition Open Science. 49. 157–165.

10.

Nakagawa, Junichi, et al.. (2023). Impact of solute carrier transporter gene polymorphisms on serum creatinine concentrations in healthy volunteers. Pharmacology Research & Perspectives. 11(1). e01048–e01048. 1 indexed citations

11.

Wai, Kyi Mar, et al.. (2023). Prenatal exposure to environmental heavy metals and newborn telomere length: A systematic review and meta-analysis. Environmental Pollution. 343. 123192–123192. 5 indexed citations

12.

Kawai, Hisashi, Keigo Imamura, Takeshi Kera, et al.. (2022). The trajectory of psychological well-being during the COVID-19 pandemic and its association with health-promoting coping behavior among Japanese community-dwelling older adults: The Otassha Study. Experimental Gerontology. 171. 112029–112029. 2 indexed citations

13.

Kugimiya, Yoshihiro, Masanori Iwasaki, Yuki Ohara, et al.. (2022). Association between sarcopenia and oral functions in community‐dwelling older adults: A cross‐sectional study. Journal of Cachexia Sarcopenia and Muscle. 14(1). 429–438. 20 indexed citations

14.

Sawada, Kaori, Kyi Mar Wai, Naoki Ozato, et al.. (2022). Association between Gut Microbiota and Body Composition in Japanese General Population: A Focus on Gut Microbiota and Skeletal Muscle. International Journal of Environmental Research and Public Health. 19(12). 7464–7464. 18 indexed citations

15.

Kugimiya, Yoshihiro, Masanori Iwasaki, Yuki Ohara, et al.. (2021). Relationship between Oral Hypofunction and Sarcopenia in Community-Dwelling Older Adults: The Otassha Study. International Journal of Environmental Research and Public Health. 18(12). 6666–6666. 36 indexed citations

16.

Wai, Kyi Mar, Kaori Sawada, Ken Itoh, et al.. (2021). Telomere Length and Arterial Stiffness Reflected by Brachial–Ankle Pulse Wave Velocity: A Population-Based Cross-Sectional Study. Journal of Personalized Medicine. 11(12). 1278–1278. 4 indexed citations

17.

Mai, Yosuke, Kentaro Izumi, Kaori Sawada, et al.. (2021). A 1,035-Subject Study Suggesting a History of Bone Fracture as a Possible Factor Associated with the Development of Anti-BP180 Autoantibodies. Journal of Investigative Dermatology. 142(3). 984–987.e3. 4 indexed citations

18.

Kawai, Hisashi, Shuichi Obuchi, Yutaka Watanabe, et al.. (2020). Association between Daily Living Walking Speed and Walking Speed in Laboratory Settings in Healthy Older Adults. International Journal of Environmental Research and Public Health. 17(8). 2707–2707. 14 indexed citations

19.

Ohara, Yuki, Hisashi Kawai, Maki Shirobe, et al.. (2020). Association between anorexia and hyposalivation in community-dwelling older adults in Japan: a 6-year longitudinal study. BMC Geriatrics. 20(1). 504–504. 15 indexed citations

20.

Wai, Kyi Mar, Kaori Sawada, Mika Kumagai, et al.. (2020). Relationship between Selected Trace Elements and Hematological Parameters among Japanese Community Dwellers. Nutrients. 12(6). 1615–1615. 13 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.

Explore authors with similar magnitude of impact