The 2025 F4 Japanese Championship season is a planned eleventh season of the F4 Japanese Championship.
This is the second season for the second-generation MCSC-24 chassis constructed by Toray Carbon Magic, and TOM'S TMA43 engine which produces 180 horsepower. [1]
All teams will compete with an identical Toray Carbon Magic MCSC-24 chassis and TOM'S 2-litre naturally aspirated engine. [1]
| Team | No. | Driver |
|---|---|---|
| Champion Class | ||
| PONOS Racing [2] | 45 |  TBA |
| 54 | TBA | |
| HFPD with B-Max Racing Team [3] | 50 |  Kotaro Shimbara [3] |
| 51 | Syo Momose [3] | |
| TGM Grand Prix [4] | 53 | TBA |
| 55 | TBA | |
| OTG Motor Sports | 60 | Kenta Kumagai [5] |
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