ABOUT ME

I’m a Ph.D. student in the Tahata Lab at the Tokyo University of Science.

RESEARCH INTEREST

• Latent Variable Modeling
• Categorical Data Analysis
• Ranked Data Analysis
• Bayesian statistics

RECENT PAPER

PREPRINT

• Okahara, H. and Tahata, K. (2024), “Asymmetry models and separability for multi-way contingency tables with ordinal categories”. arXiv preprint, arXiv:2405.12157

PUBLISHED LITERATURE

• Okahara, H. and Tahata, K. (2025), “A generalized ordinal quasi-symmetry model and its separability for analyzing multi-way tables”. Japanese Journal of Statistics and Data Science. [open access] (publication, arXiv)

GRANT & FELLOWSHIP

• 2025/04 – Present   JST SPRING, Japan Science and Technology Agency (JST)
  (SPRING: Support for Pioneering Research Initiated by the Next Generation)

EDUCATION

• M.S. in Science, Tokyo University of Science (2025)
• B.S. in Science, Tokyo University of Science (2023)

MEMBERSHIP

• 2023/10 – Present   Mathematical Society of Japan
• 2023/02 – Present   Japan Society of Applied Statistics