Motoharu Kurosawa (黒澤元治, Kurosawa Motoharu; born 6 August 1940), nicknamed "Gan-san", is a retired professional Japanese racing driver. He is the patriarch of a racing family; his three sons, Takuya, Haruki, and Tsubasa, are all racing drivers.
Source: “Motoharu Kurosawa”, English Wikipedia (CC BY-SA 4.0), excerpt