Pit Debrief

Toyota juniors Igarashi and Muto lead Japanese F4 after Fuji, while Toriba dominates the Independent Class opener.

2026 | Japanese F4 | Fuji (Round 1) | Toyota Juniors take charge as season opens

Karishma Persad3 hours ago3 hours ago06 mins

The 2026 Japanese F4 Championship opened with drama, penalties and breakthrough wins at Fuji Speedway. After two eventful Champion Class races, Toyota junior Buntaro Igarashi emerged as the early standings leader with 40 points, while team-mate Masana Muto followed closely on 33. Igarashi made an immediate statement on debut. He claimed victory in Race 1…

Japanese F4 2026 guide: full calendar, format, points system and detailed breakdown of teams and drivers.

Everything you need to know about the 2026 Japanese F4 Championship

Karishma Persad4 days ago3 hours ago020 mins

Japanese F4 enters its 12th season with one of the most expansive grids in junior single-seater racing. A total of 54 drivers will compete across two distinct classes, which immediately highlights the championship’s accessibility and depth. At the same time, the series continues to act as a critical development platform within Japan’s motorsport ladder. Manufacturer…