Formula Regional Japanese Championship

The Formula Regional Japanese Championship is a Japanese formula racing championship held under FIA Formula Regional car regulations. Announced by the Japan Automobile Federation on 26 December 2019, it was confirmed that K2 Planet, promoter of Super Taikyu Series, would organise the championship starting in the 2020 season. The top nine finishing drivers in the championship receive FIA Super License points.

Car
The championship utilizes a spec chassis for all competitors, this being the DOME F111/3 chassis. The car will be powered by a single-make 270 hp turbo engine provided by Autotecnica.

Specifications
 * Engine: In-line 4-cylinder 1750cc intercooler turbo MAX 270 hp
 * Gearbox: 6-speed paddle shift + mechanical LSD
 * Weight: 670 kg (minimum weight including driver and ballast)
 * Length: 4,900mm
 * Width: 1,850mm
 * Wheelbase: 2,950mm
 * Steering: rack and pinion

Circuits

 * Bold denotes a circuit used in the 2024 season.