Ichiro Fujishima

3.0k total citations · 2 hit papers
117 papers, 2.1k citations indexed

About

Ichiro Fujishima is a scholar working on Speech and Hearing, Surgery and Physiology. According to data from OpenAlex, Ichiro Fujishima has authored 117 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 80 papers in Speech and Hearing, 50 papers in Surgery and 38 papers in Physiology. Recurrent topics in Ichiro Fujishima's work include Dysphagia Assessment and Management (80 papers), Esophageal and GI Pathology (41 papers) and Tracheal and airway disorders (33 papers). Ichiro Fujishima is often cited by papers focused on Dysphagia Assessment and Management (80 papers), Esophageal and GI Pathology (41 papers) and Tracheal and airway disorders (33 papers). Ichiro Fujishima collaborates with scholars based in Japan, United States and Netherlands. Ichiro Fujishima's co-authors include Tomohisa Ohno, Kenjiro Kunieda, Yutaka Motohashi, Kyoko Hojo, Takashi Shigematsu, Tatsuya Morita, Hidetaka Wakabayashi, Shinta Nishioka, Keisuke Maeda and Jun Kayashita and has published in prestigious journals such as SHILAP Revista de lepidopterología, Scientific Reports and Journal of neurosurgery.

In The Last Decade

Ichiro Fujishima

95 papers receiving 2.0k 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.

Reliability and Validity of a Tool to Measure the Severity of Dysphagia: The Food Intake LEVEL Scale

2012 307 citations Kenjiro Kunieda, Tomohisa Ohno et al. profile →
Sarcopenia and dysphagia: Position paper by four professional organizations

2019 265 citations Ichiro Fujishima, Masako Fujiu‐Kurachi et al. Geriatrics and gerontology international profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ichiro Fujishima Japan	22	1.5k	967	833	580	555	117	2.1k
Haruka Tohara Japan	26	1.8k 1.2×	1.2k 1.2×	760 0.9×	527 0.9×	794 1.4×	157	2.4k
Jacqueline Allen New Zealand	16	1.3k 0.9×	639 0.7×	767 0.9×	363 0.6×	891 1.6×	49	1.8k
Catherine J. Rees United States	23	1.8k 1.2×	1.1k 1.1×	1.1k 1.3×	384 0.7×	1.3k 2.4×	52	2.5k
Michael E. Groher United States	21	2.2k 1.5×	909 0.9×	1.0k 1.2×	696 1.2×	1.4k 2.6×	47	2.6k
Rebecca Leonard United States	29	2.9k 2.0×	1.5k 1.5×	1.4k 1.6×	585 1.0×	2.0k 3.5×	75	3.4k
Caryn Easterling United States	16	1.1k 0.7×	417 0.4×	477 0.6×	412 0.7×	644 1.2×	26	1.3k
Benson T. Massey United States	26	1.6k 1.1×	693 0.7×	1.7k 2.1×	375 0.6×	1.0k 1.9×	78	3.0k
A. Daniel Martin United States	20	158 0.1×	316 0.3×	160 0.2×	99 0.2×	813 1.5×	60	1.4k
Ravinder K. Mittal United States	40	1.9k 1.3×	324 0.3×	4.8k 5.7×	136 0.2×	725 1.3×	185	5.9k
N. S. Arora United States	14	74 0.1×	521 0.5×	247 0.3×	75 0.1×	1.1k 2.0×	22	1.7k

Countries citing papers authored by Ichiro Fujishima

Since Specialization

Citations

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

Fields of papers citing papers by Ichiro Fujishima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ichiro Fujishima

This figure shows the co-authorship network connecting the top 25 collaborators of Ichiro Fujishima. A scholar is included among the top collaborators of Ichiro Fujishima 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 Ichiro Fujishima. Ichiro Fujishima is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Abe, Yuji, et al.. (2025). Goal-setting improves movement accuracy during unsupervised training in stroke patients. Scientific Reports. 15(1). 34518–34518.

Ohno, Tomohisa, Ichiro Fujishima, Daisuke Kanamori, et al.. (2024). Impact of Hospital Dentistry on Patients' Food Intake Status in Convalescent Rehabilitation Ward. Journal of Oral Rehabilitation. 51(11). 2467–2474. 1 indexed citations

Kunieda, Kenjiro, et al.. (2024). Esophageal Dysfunction in Immune Checkpoint Inhibitor-related Myositis. Internal Medicine. 64(13). 2068–2072.

Watanabe, Shota, Ayano Takeuchi, Taiki Yoshida, et al.. (2024). Applying a Motivational Instructional Design Model to Stroke Rehabilitation: A Feasibility Study on Occupational and Swallowing Therapies. SHILAP Revista de lepidopterología. 6(3). 100344–100344. 1 indexed citations

Okamoto, Keishi, et al.. (2024). A Case of Impaired Upper Esophageal Sphincter Opening Due to Sarcopenic Dysphagia Successfully Treated With Balloon Dilatation. Cureus. 16(7). e65595–e65595.

Mori, Takashi, Hidetaka Wakabayashi, Ichiro Fujishima, et al.. (2024). Cutoff value of the geniohyoid muscle mass to identify sarcopenic dysphagia by ultrasonography. European Geriatric Medicine. 15(4). 1031–1037. 3 indexed citations

Shimizu, Akio, Tomohisa Ohno, Ichiro Fujishima, et al.. (2023). Impact of Poor Oral Health Status on Swallowing Function Improvement in Older Dysphagic Patients. Cureus. 15(12). e51249–e51249. 1 indexed citations

Shimizu, Akio, Tomohisa Ohno, Ichiro Fujishima, et al.. (2023). Association of poor oral health status and faecal incontinence in patients with dysphagia: A cross‐sectional analysis from the Sarcopenic Dysphagia Database. Journal of Oral Rehabilitation. 50(4). 286–292. 4 indexed citations

Tanaka, Satoshi, Yasutaka Suzuki, Takashi Shigematsu, et al.. (2022). Food appearance affects reward-related brain activity in healthy adults: a functional magnetic resonance imaging study. International Journal of Food Sciences and Nutrition. 73(8). 1116–1123. 3 indexed citations

10.

Nishioka, Shinta, Ichiro Fujishima, Tomohisa Ohno, et al.. (2022). Association of Existence of Sarcopenia and Poor Recovery of Swallowing Function in Post-Stroke Patients with Severe Deglutition Disorder: A Multicenter Cohort Study. Nutrients. 14(19). 4115–4115. 6 indexed citations

11.

Shimizu, Akio, Ichiro Fujishima, Keisuke Maeda, et al.. (2021). Accuracy of the Simplified Nutritional Appetite Questionnaire for Malnutrition and Sarcopenia Screening among Older Patients Requiring Rehabilitation. Nutrients. 13(8). 2738–2738. 15 indexed citations

12.

Kunieda, Kenjiro, et al.. (2021). Incoordination during the pharyngeal phase in severe dysphagia due to lateral medullary syndrome. SHILAP Revista de lepidopterología. 9(3). 1728–1731. 5 indexed citations

13.

Ogawa, Nami, Hidetaka Wakabayashi, Takashi Mori, et al.. (2020). Digastric muscle mass and intensity in older patients with sarcopenic dysphagia by ultrasonography. Geriatrics and gerontology international. 21(1). 14–19. 18 indexed citations

14.

Shimizu, Akio, Keisuke Maeda, Yuria Ishida, et al.. (2020). Comparison between the Global Leadership Initiative on Malnutrition and theEuropean Society for Clinical Nutrition and Metabolismdefinitions for the prevalence of malnutrition in geriatric rehabilitation care. Geriatrics and gerontology international. 20(12). 1221–1227. 17 indexed citations

15.

Fujishima, Ichiro, Masako Fujiu‐Kurachi, Hidenori Arai, et al.. (2019). Sarcopenia and dysphagia: Position paper by four professional organizations. Geriatrics and gerontology international. 19(2). 91–97. 265 indexed citations breakdown →

16.

Watanabe, Emi, Junko Fujitani, Ichiro Fujishima, et al.. (2017). The Criteria of Thickened Liquid for Dysphagia Management in Japan. Dysphagia. 33(1). 26–32. 33 indexed citations

17.

Fujishima, Ichiro. (2016). Ethics of Dysphagia. The Japanese Journal of Rehabilitation Medicine. 53(10). 785–793.

18.

Nakamura, Tomoyuki, et al.. (2013). The Relation between the Number, Kind and Total Amount of Psychoactive Drugs Used and the Outcome of Dysphagia in Patients with Psychiatric Disorders. The Japanese Journal of Rehabilitation Medicine. 50(9). 743–750.

19.

Hojo, Kyoko, Ichiro Fujishima, & Tomohisa Ohno. (2006). Research into the effectiveness how well the balloon dilatation method causes the desired outcome for cricopharyngeal dysphagia at the chronic stage in cerebrovascular disease. 3(3). 105–115. 3 indexed citations

20.

Fujishima, Ichiro, et al.. (1986). Experimental Study of Deep Brain Radiation with Nd-YAG Laser.. Nippon Laser Igakkaishi. 6(3). 259–262. 3 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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