The forecast for the import of parts for spark-ignition engines, except aircraft, to Japan indicates a gradual increase from 2024 to 2028, starting at 70.872 million kilograms in 2024 and reaching 75.75 million kilograms in 2028. This represents a compound annual growth rate (CAGR) of approximately 1.7% over the forecast period. As of 2023, the actual import volume was slightly lower, indicating a positive trend moving forward. The year-on-year variations show a steady increase of around 1.8% to 1.9% annually.

Future trends to watch for include:

The impact of technological advancements in the automotive industry, particularly in electric vehicles, which may affect demand.
Potential changes in trade policies and tariffs that could influence import volumes.
Economic conditions in Japan that could impact automotive production and consequently, the import of engine parts.