The total internal R&D personnel in scientific research and development in Japan is projected to witness a steady decline from 2024 to 2028. In 2024, the numbers stand at 22.45 thousand full-time equivalents, and this is forecasted to decrease to 21.56 thousand by 2028. The year-on-year variation highlights a gradual decrease, reflecting a compounded annual growth rate (CAGR) of approximately -1% over the five-year period.

Future trends to watch for include:

Potential impacts of technological advancements and automation reducing the need for human R&D personnel.
Economic factors influencing investment in R&D sectors.
Government policies regarding research funding and education affecting workforce availability and skills.