2025 F4 Japanese Championship
The 2025 F4 Japanese Championship season was the eleventh season of the F4 Japanese Championship.
This was the second season for the second-generation MCSC-24 chassis constructed by Toray Carbon Magic, and TOM'S TMA43 engine which produces 180 horsepower.
Teams and drivers
All teams competed with an identical Toray Carbon Magic MCSC-24 chassis and TOM'S 2-litre naturally aspirated engine.Race calendar and results
All rounds are held in Japan and support the Super GT events in Japan, except for Okayama.Championship standings
Points were awarded as follows:| Position | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th |
| Points | 25 | 18 | 15 | 12 | 10 | 8 | 6 | 4 | 2 | 1 |