Part of the Handbook of Japanese Security, Ryo-Hinata Yamaguchi authored Chapter 7 entitled Developments and Transformations in Japan’s Defense Planning and Readiness which was then published in 2024 by Amsterdam University Press. In a brief, the content is about the developments of the Japan Self-Defense Forces (JSDF) such as in its defence planning and adoption of strategies from its date of establishment.
Further details: https://dx.doi.org/10.1353/book.126964