The Hinomoto CB-4S Combac is a compact utility tractor produced by Hinomoto until 1971. It features a Toyosha TE-80 0.4L 1-cylinder air-cooled kerosene engine with electric start, a 4-speed gear transmission with 2 reverse gears, and two-wheel drive. The tractor has an open operator station and supports attachments such as the Hinomoto Backhoe with a digging depth of 84 inches (213 cm).