To provide a method for decolorizing a liquid hydrocarbon fuel as a gasoline.

The gasoline decolorizing method and the method for removing at least a part of a minute amount of impurities selected from the group consisting of indan, naphthalene, phenanthrene, pyrene, alkylbenzene and a mixture thereof from a liquid hydrocarbon fuel, in particular, a gasoline comprise a step of bringing the liquid hydrocarbon fuel, in particular, the gasoline into contact with a decolorizing carbon. The product gasoline reduces formation of an engine precipitate.