This Japanese manufacturer provided cars for the Japanese Championship between 1979 and 1982. In 1979 the Toyota powered 78B woks car of Iida had a best finish of fifth at Fuji. The 78B continued into 1980 and Sakae Obata took a third at Fuji and a fourth at Suzuka finishing seventh in the Chasmpionship. Two new cars arrived in 1980, the 813 and the 813B, still Toyota powered results were generally poor except for a fifth at Tsukuba. The 813B continued into 1982 only racing in a couple of events taking a seventh at Tsukuba.