Assistant Professor at Kindai University, Japan
Dr. Koichiro Matsumura, M.D., Ph.D., is a highly accomplished Japanese cardiologist and senior lecturer at the Department of Cardiology, Kindai University Faculty of Medicine. With nearly two decades of experience in internal medicine and cardiovascular care, he has built a stellar academic and research career that spans both Japan and the United States. His work focuses on the intersection of cardiovascular health, geriatric care, nutrition, and mobile health technologies. Dr. Matsumura has consistently contributed to the advancement of clinical cardiology through both practice and research, publishing extensively in high-impact journals and receiving multiple national recognitions for his innovative contributions. His unique approach emphasizes evidence-based interventions, patient-centered outcomes, and emerging digital tools in cardiovascular disease management. His clinical expertise, combined with a solid academic foundation, distinguishes him as a leader and innovator in his field, making him a strong candidate for prestigious research recognitions and awards.
Professional Profile
Education🎓
Dr. Koichiro Matsumura earned his Doctor of Medicine (M.D.) degree from Kanazawa Medical University in March 2006, providing him with a strong foundation in clinical medicine. He pursued postgraduate training as a junior and senior resident at Kansai Medical University Hospital, where he specialized in internal medicine and cardiology. Driven by a passion for research and academic excellence, he later completed a Doctor of Philosophy (Ph.D.) in Medical Science at Kansai Medical University in March 2017. Throughout his academic journey, Dr. Matsumura consistently demonstrated academic rigor, clinical commitment, and an early interest in cardiovascular science. His educational background is further enhanced by board certifications in internal medicine, general medicine, cardiology, and cardiac rehabilitation, reflecting a high degree of specialization. Additionally, his time as a research fellow at the University of California, Los Angeles (UCLA) provided him with invaluable international exposure, reinforcing his role as a globally competent cardiovascular researcher and clinician.
Professional Experience📝
Dr. Matsumura began his professional journey in 2006 as a junior resident at Kansai Medical University Hospital, followed by a senior residency in internal medicine. He later served as a cardiologist at Kyoto Katsura Hospital, gaining hands-on experience in cardiovascular patient care. From 2012 to 2014, he expanded his expertise as a research fellow at the University of California, Los Angeles (UCLA), engaging in advanced cardiovascular research. Upon returning to Japan, he held academic positions as Assistant Professor at Kansai Medical University General Medical Center and Lecturer at Kindai University. In April 2025, he was promoted to Senior Lecturer in the Department of Cardiology at Kindai University Faculty of Medicine. Throughout his career, Dr. Matsumura has balanced clinical practice with teaching and research, training future cardiologists while advancing cardiac care through evidence-based practices. His professional growth showcases a trajectory of increasing leadership and responsibility in academic cardiology.
Research Interest🔎
Dr. Matsumura’s research interests are deeply rooted in cardiovascular medicine, with a focus on heart failure, elderly patient care, cardiac rehabilitation, and mobile health (mHealth) technologies. He is particularly interested in the role of nutrition, physical activity, and psychological factors in managing cardiovascular diseases in aging populations. His studies explore how wearable technologies and mobile applications can enhance treatment adherence and improve outcomes in patients with heart conditions. Additionally, his work investigates the clinical implications of malnutrition, sarcopenia, and psychosocial stress in cardiac patients. Dr. Matsumura also examines the interplay between metabolic disorders, renal dysfunction, and heart failure progression. His integrative approach connects clinical cardiology with public health, behavioral science, and digital innovation, aiming to offer more holistic and sustainable strategies for cardiovascular disease management. By aligning research with patient-centered care, he contributes to emerging paradigms in preventive cardiology and digital therapeutics.
Award and Honor🏆
Dr. Koichiro Matsumura has been recognized nationally and internationally for his outstanding contributions to cardiovascular medicine and research. His honors include the Best Presentation Award from the Japanese Heart Failure Society and the Young Investigator Award from the Japanese Society of Anti-Aging Medicine, both received in 2022. That same year, he was awarded the Kindai University Medical Science Award, underscoring his academic leadership and innovation. He has also secured competitive research grants from renowned institutions such as the Nakatani Foundation, Fukuda Foundation, Senshin Medical Research Foundation, and the prestigious JSPS KAKENHI (Grant-in-Aid for Scientific Research C). Additionally, he earned the International Session Award at Asia Prevent 2021, affirming his global impact. These accolades reflect Dr. Matsumura’s dedication to high-impact research, continuous innovation in cardiovascular care, and excellence in scientific communication, positioning him as a leading figure in academic cardiology and preventive medicine.
Research Skill🔬
Dr. Matsumura possesses a versatile set of research skills that span clinical trials, epidemiological studies, retrospective analyses, and digital health evaluations. He is proficient in designing and executing observational cohort studies, particularly focused on elderly cardiac populations and heart failure outcomes. His expertise includes the use of mobile health (mHealth) platforms and wearables for real-world data collection, analysis of cardiovascular biomarkers, and the application of nutritional and rehabilitation assessments in clinical practice. He is skilled in statistical software tools for data interpretation and has led multiple studies published as corresponding author in indexed journals. His collaborative research efforts also extend to interdisciplinary projects involving internal medicine, nephrology, geriatrics, and digital therapeutics. His ability to integrate clinical insights with research methodology ensures that his findings have practical translational value. Moreover, his contributions to systematic reviews and multicenter studies reflect his commitment to evidence-based medicine and advancing cardiovascular science.
Conclusion💡
Dr. Koichiro Matsumura exemplifies the qualities of a high-impact clinical researcher: depth in cardiology, progressive academic positions, consistent research productivity, international engagement, and award-winning contributions. His focus on elderly cardiovascular care, integration of technology in rehabilitation, and exploration of psychosocial and nutritional factors in heart disease make his research not only innovative but socially relevant.
Publications Top Noted✍
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Title: Integration of Wearables Into a Cardiac Rehabilitation Program and Its Impact on Physical Activity and Exercise Capacity in Older Patients With Cardiovascular Disease
Authors: Eijiro Yagi, Koichiro Matsumura, Yuki Uchigashima, Jun Shiroyama, Mitsuki Hase, Tomoya Nanba, Nobuhiro Yamada, Yohei Funauchi, Masafumi Ueno, Kiyonori Togi et al.
Year: 2025
Citation: DOI: 10.1177/27536351251343538
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Title: Impact of an mHealth App (Kencom) on Patients With Untreated Hypertension Initiating Antihypertensive Medications: Real-World Cohort Study
Authors: Koichiro Matsumura, Atsushi Nakagomi, Eijiro Yagi, Nobuhiro Yamada, Yohei Funauchi, Kazuyoshi Kakehi, Ayano Yoshida, Takayuki Kawamura, Masafumi Ueno, Gaku Nakazawa et al.
Year: 2024
Citation: DOI: 10.2196/52266
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Title: Effect of a mobile health app on initiating antihypertensive medications in patients with untreated hypertension (Preprint)
Authors: Koichiro Matsumura, Atsushi Nakagomi, Eijiro Yagi, Nobuhiro Yamada, Yohei Funauchi, Kazuyoshi Kakehi, Ayano Yoshida, Takayuki Kawamura, Masafumi Ueno, Gaku Nakazawa et al.
Year: 2023
Citation: DOI: 10.2196/preprints.52266
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Title: Effectiveness of a mobile health app on initiated antihypertensive medications in patients with untreated hypertension
Authors: Koichiro Matsumura, Atsushi Nakagomi, Eijiro Yagi, Nobuhiro Yamada, Yohei Funauchi, Kazuyoshi Kakehi, Ayano Yoshida, Takayuki Kawamura, Masafumi Ueno, Gaku Nakazawa et al.
Year: 2023
Citation: DOI: 10.1101/2023.08.03.23293628
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Title: Risk factors related to psychological distress among elderly patients with cardiovascular disease
Authors: Koichiro Matsumura, Yasuhiro Kakiuchi, Takahiro Tabuchi, Toru Takase, Masafumi Ueno, Masahiro Maruyama, Kazuki Mizutani, Tatsuya Miyoshi, Kuniaki Takahashi, Gaku Nakazawa
Year: 2023
Citation: DOI: 10.1093/eurjcn/zvac064
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Title: COVID-19 testing avoidance among patients with cardiovascular disease
Authors: Koichiro Matsumura, Takahiro Tabuchi, Eijiro Yagi, Takeshi Ijichi, Misaki Hasegawa, Nobuhiro Yamada, Yohei Funauchi, Kazuyoshi Kakehi, Takayuki Kawamura, Gaku Nakazawa
Year: 2023
Citation: DOI: 10.1101/2023.04.17.23288710
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Title: Up-Titration of Sacubitril/Valsartan Among Patients With Heart Failure and Preserved Ejection Fraction
Authors: Koichiro Matsumura, Takeshi Ijichi, Junko Morimoto, Kensuke Takabayashi, Mitsunori Miho, Keisuke Ueno, Eijiro Yagi, Toru Takase, Masafumi Ueno, Gaku Nakazawa
Year: 2023
Citation: DOI: 10.1177/10742484221146375
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Title: Cancer screening: Possibility of underscreening in older adult population with a history of cardiovascular disease
Authors: Koichiro Matsumura, Yasuhiro Kakiuchi, Takahiro Tabuchi, Toru Takase, Masahiro Maruyama, Masafumi Ueno, Gaku Nakazawa
Year: 2022
Citation: DOI: 10.1016/j.jjcc.2022.03.002
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Title: Differential effect of malnutrition between patients hospitalized with new‐onset heart failure and worsening of chronic heart failure
Authors: Koichiro Matsumura, Wakana Teranaka, Masanao Taniichi, Munemitsu Otagaki, Hiroki Takahashi, Kenichi Fujii, Yoshihiro Yamamoto, Gaku Nakazawa, Ichiro Shiojima
Year: 2021
Citation: DOI: 10.1002/ehf2.13279