Welcome to Department of Biomedical Statistics and Bioinformatics!

This course integrates biomedical statistics and bioinformatics to conduct research that contributes to the development of effective new treatments.

 

News and Events

  • Professor Satoshi Morita and his collaborators’ paper titled "A Bayesian optimal interval design considering efficacy and toxicity in early phase basket trials" has been accepted for publication in Pharmaceutical Statistics (June, 2026).
  • Weiran Ye, a Ph.D. student, and Professor Satoshi Morita published a paper titled “Determining the cutpoint of a continuous predictive biomarker via Bayesian sensitive subpopulation finding” in Journal of Biopharmaceutical Statistics (June 2, 2026).
  • Assistant Professor Zixuan Yao and Professor Satoshi Morita published a paper titled “Exploring Sensitive Biomarkers Associated With Short-Term Responses and Long-Term Outcomes Using Bayesian Additive Regression Trees” in Statistics in Medicine (May 29, 2026).
  • We invited Dr. Shirin Golchi, Associate Professor, Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, QC, Canada, and hosted a seminar on “Bayesian Trial Design” (November 21, 2025).
    20251121_Seminar.jpg (3264×2448)
  • A Ph.D. student Kang Lei recieved a Ph.D. degree in Medical Science (November 2025).
  • Dr. Shirin Golchi, Associate Professor, Department of Epidemiology and Biostatistics, McGill University, visited Japan to conduct joint research with Professor Satoshi Morita. (October and November 2025).
  • Senior Lecturer Yu Hidaka and Assistant Professor Zixuan Yao presented at the 2025 Japanese Joint Statistical Meeting (September 8–9, 2025)
  • We Conducted On-Site Clinical Research Training as part of the biostatistician training program by the Japan Agency for Medical Research and Development (AMED) (July 31, August 1, 20, and 21, and September 4 and 17, 2025).
  • Senior Lecturer Yu Hidaka published a paper titled “Application and Performance of Tree Model-Based Classifier and Anomaly-Detection Approaches for Medical Imbalanced Data” in Informatics in Medicine Unlocked (August 15, 2025).
  • Program-Specific Researcher Yuriko Muramatsu has joined our department (April 2025).
  • Professor Satoshi Morita delivered an invited lecture on a rare disease data platform for the Asia-Pacific region at Centre Inria Paris, Université Paris Cité, and the Banque Nationale de Données Maladies Rares (BNDMR) (March 31 and April 1, 2025).
  • Kang Lei, a Ph.D. student, and Professor Satoshi Morita published a paper titled “Joint analysis of two time-to-event outcomes using a product partition model accounting for semi-competing risks” in Statistics in Medicine (March 22, 2025).
  • Senior Lecturer Yu Hidaka and Professor Satoshi Morita published a paper titled “Effect of pre-vaccination blood and T-cell phenotypes on antibody responses to COVID-19 mRNA vaccine” in International Immunology (March 20, 2025).
  • We invited Dr. Ying Yuan, Chair, Department of Biostatistics, Division of Discovery Science, The University of Texas MD Anderson Cancer Center, Houston, Texas, to present a seminar titled “Seminar on Early Exploratory Clinical Trial Design: A Bayesian Latent-Subgroup Platform Design for Dose Optimization” as part of the biostatistician training program by AMED this year. (March 12, 2025)
    20250312_Seminar.png (3264×2448)
  • Professor Satoshi Morita attended the 2nd Kyoto University - China Medical University Joint Symposium and the Student Exchange MOU Signing Ceremony (November 19, 2024).
    The 2nd Kyoto University 一 China Medical University Joint Symposium
  • Professor Satoshi Morita attended the Annual consortium meeting by INVENTS, a project to accelerate the development of new treatments for rare diseases in the EU, as a member of the Science Advisory Board (November 14–15, 2024).
    Annual consortium meeting
  • Senior Lecturer Yu Hidaka and Program-Specific Researcher Yumiko Ibi presented at the 2024 Japanese Joint Statistical Meeting (September 4, 2024).
  • We Conducted On-Site Clinical Research Training as part of the biostatistician training program by AMED (August 21, 22, 29, and 30, 2024).
  • We invited Dr. Ying Ken Cheung, Vice Dean for Faculty, Professor of Biostatistics, Mailman School of Public Health, Columbia University, to present a seminar on “Designs for Early Exploratory Clinical Trials” as part of biostatistician training program by AMED this year (July 17, 2024).
    20240717_Seminar.png (3264×2448)
  • Videos and presentation materials from the 3rd Medical Statistics Seminar by Clinicians and Statisticians, held on June 14, 2024, have been made available in the Medical Statistics Seminar Archive.
  • Assistant Professor Aki Kubota and Assistant Professor Zixuan Yao have joined our department (April 2024).
  • Yuichiro Kaneko, a Ph.D. student received Ph.D. degree in Medicine, and Zixuan Yao, a Ph.D. student received a Ph.D. degree in Medical Science (January 2024).
  • Assistant Professor Akiyoshi Nakakura gave a presentation at the Kagoshima Data Science Symposium (December 9, 2023).
  • Yao Zixuan, a Ph.D. student and Professor Satoshi Morita published a paper titled “Bayesian predictive model averaging approach to joint longitudinal-survival modeling: Application to an immuno-oncology clinical trial” in Statistics in Medicine (September 13, 2023).
  • Professor Satoshi Hattori, Osaka University, and Professor Satoshi Morita published a paper titled “Frequentist analysis of basket trials with one-sample Mantel-Haenszel procedures” in Statistics in Medicine (September 5, 2023).
  • Yuichiro Kaneko, a Ph.D. student and Professor Satoshi Morita published a paper titled “Determining the late effect parameter in the Fleming-Harrington test using asymptotic relative efficiency in cancer immunotherapy clinical trials” in Journal of Biopharmaceutical Statistics (August 10, 2023).
  • Yao Zixuan, a Ph.D. student and Professor Satoshi Morita gave a presentation titled “Population findings with serial biomarker changes using Bayesian additive regression trees in a randomized clinical trial” at the Joint Statistical Meeting, Toronto (August 6, 2023).
  • Researcher Yumiko Ibi gave a presentation at the 2023 Annual Meeting of The Biometric Society of Japan (April 21, 2023).
  • Professor Satoshi Morita and Assistant Professor Akiyoshi Nakaura published a paper titled “Biomarker-based Bayesian randomized clinical trial design for identifying a target population” in Statistics in Medicine (April 19, 2023).
  • Assistant Professor Kentaro Ueno has published the R package “rmstcompsens” on CRAN (January 11, 2023).
  • Assistant Professor Kentaro Ueno published “Sensitivity Analysis for Restricted Mean Survival Time When Survival Curves Have Divergent Tails” in Therapeutic Innovation & Regulatory Science (January 3, 2023).
  • Assistant Professor Hiroyasu Abe gave a presentation at the 36th Symposium of the Japanese Society of Computational Statistics (November 27, 2022).
  • Assistant Professor Kentaro Ueno, Assistant Professor Hiroyasu Abe, and Assistant Professor Yu Hidaka gave presentations at the 2022 Japanese Joint Statistical Meeting (September 6–8, 2022).
  • Assistant Professor Hiroyasu Abe gave a presentation at the 41st Annual Meeting of the Japanese Classification Society (June 5, 2022).
    日本分類学会第41回大会 – 日本分類学会第43回大会
  • Assistant Professor Akiyoshi Nakakura gave a presentation at the 5th International Conference on Econometrics and Statistics (EcoSta 2022) (June 5, 2022).
  • Professor Satoshi Morita was awarded by the Biometric Society of Japan (May 14, 2022).
  • Assistant Professor Yu Hidaka published a paper titled “Efficacy of vonoprazan against bleeding from endoscopic submucosal dissection-induced gastric ulcers under antithrombotic medication: A cross-design synthesis of randomized and observational studies” in PLOS ONE (December 23, 2021).
  • Assistant Professor Yu Hidaka gave a presentation at the 8th Academic Research Organization (ARO) Conference (September 10, 2021).
  • Assistant Professor Akiyoshi Nakakura gave a presentation at the 42nd Annual Conference of the International Society for Clinical Biostatistics (ISCB 2021) (July 19, 2021).
  • Assistant Professor Hiroyasu Abe presented at the 4th International Conference on Econometrics and Statistics (EcoSta 2021) (June 24, 2021).
  • Assistant Professor Hiroyasu Abe gave a presentation at the 35th Annual Meeting of the Japanese Society of Computational Statistics (June 4, 2021).
  • Assistant Professor Kentaro Ueno published a paper titled “Case-only Approach in Randomized Clinical Trials—Evaluation of Power to Detect a Treatment Effect Predictive Marker—” in Japanese Journal of Biometrics (May 11, 2021).
    ランダム化臨床試験におけるケースオンリー解析-治療効果予測マーカーの検出力評価-
  • Professor Satoshi Morita published a paper titled “A Semiparametric Bayesian Approach to Population Estimation Using Time-to-Event and Toxicity Data in a Randomized Clinical Trial” in Biometrics (April 27, 2021)

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