In 2023, Japan's Gross Domestic Expenditure on R&D was approximately 183.20 billion US dollars PPP. From 2024 to 2028, the expenditure is forecasted to exhibit a steady increase from 185.99 to 197.02 billion US dollars PPP. This reflects a consistent year-on-year increase averaging 1.5% annually over the period.

Given past performance and future forecasts, key trends to watch include:

Innovation acceleration in sectors like green technologies and digital transformation, crucial for sustainable growth.
Potential economic shifts affecting funding availability, central to maintaining upward R&D trajectory.
Global competitive pressures necessitating strategic R&D investments.