Publications

Papers

Re-Defining Vanishing Municipalities in Japan: A Multidimensional Clustering and SLM-Based Policy Insight Framework
Toma Okugawa, Keito Inoshita
Proceedings of the IEEE 15th Global Conference on Consumer Electronics (IEEE GCCE 2026), 2026
To appear (oral presentation)
Educational practice at university using Huygens' cycloidal pendulum clock
Takahiro Makiyama, Haruki Ishibashi, Toma Okugawa, Yasuyuki Kubo
The Physics Education Society of Japan, 74(3), 2026
In Japanese
KiWi: A Secure Information Request and Management System for Public Institutions through the Digitization of Paper-Based Personal Data
Atsuki Seo, Hiroyoshi Enomoto, Haruki Ishibashi, Toma Okugawa, Shosei Hamada
情報処理学会全国大会講演論文集, 2026
In Japanese
Proposal and Web Implementation of a Kyudo Form Evaluation Method Based on Real-Time Pose Estimation
Toma Okugawa, Tomonari Masuzaki, Takahiro Makiyama
Shikoku-Section Joint Convention Record of the Institutes of Electrical and Related Engineers, 2025
Outstanding Presentation Award; in Japanese

Recognition Without Revenue: Designing a Failure-Case-Based Entrepreneurship Education Model for Japanese KOSEN Students
Toma Okugawa
EdArXiv, 2026 · DOI 10.35542/osf.io/dr9jx_v1
SD-Retinex: A Stable Retinex Method for Low-Light Image Enhancement Designed Around the Sigmoid Derivative
Toma Okugawa
Zenodo, 2026 · DOI 10.5281/zenodo.20945211
A High-Speed and Structure-Preserving Retinex Method Based on a Complex Exponential Kernel: XCR
Toma Okugawa
Jxiv, 2025 · DOI 10.51094/jxiv.1961
In Japanese
Proposal of Fast Single-Scale Retinex and Evaluation of Real-Time Human Pose Estimation Performance under Low-Light Conditions
Toma Okugawa
Jxiv, 2025 · DOI 10.51094/jxiv.1897
In Japanese