As of 2023, Japan's government expenditure on R&D stood at 15.24 billion USD PPP. The forecast from 2024 to 2028 shows a steady increase, reaching 16.3 billion USD PPP in 2028. This represents a compound annual growth rate (CAGR) of approximately 1.65% over this five-year period. Year-on-year growth is modest yet consistent, indicating a stable commitment to enhancing research and development efforts.

Future trends to watch include:

Potential shifts in government policy that could influence budget allocations for R&D.
Technological advancements that could impact R&D practices and expenditure.
Global economic conditions that may affect government budgeting decisions.