Jiotto was a Japanese supercar project associated with Dome Co. Ltd of Kyoto, a company known for racing car construction. The project's major funder was, notably, the underwear manufacturer Wacoal. The Group C-style Jiotto Caspita made its debut at the 1989 Tokyo Motor Show, engineered by the Dome racing car constructor. Initial plans called for a modified 3.5-litre flat-12 engine producing 450bhp, derived from Formula 1 racing technology developed jointly…