Tsukuba Motorsport Complex, Japan Ferocious “F” class battle—the Mazda 1200GX of Masami Kageyama tries a late, outside pass of Masami Yoshida’s battered Datsun 240Z.Photo: Masatoshi Shimakai More “F” class modified action—a Lotus Seven Mk3 on slicks is chased by a pleasantly scruffy Toyota Levin.Photo: Masatoshi Shimakai The Lotus 26 of Nobuo Kameyama.Photo: Masatoshi Shimakai In the All-Ginetta group, the “real” 1964 G4 of Takayuki Tokue leads several modern G12s and G4s.Photo: Masatoshi Shimakai