CLEANING TOOL

[Problem] To provide a cleaning tool for an optical connector that can easily clean a ferrule endface inside optical connector receptacles having different shapes of housings.[Solution to Problem] A cleaning tool that includes: a tool body; and an extension part that extends from the tool body, the extension part including a head that presses a cleaning element onto a cleaning target on a pressing surface, wherein the extension part includes an inner guide part through which the head is inserted, and an outer guide part through which the inner guide part is inserted, in a case of cleaning of a first optical connector, an outer peripheral portion of the outer guide part guides the head with respect to a ferrule endface of the first optical connector, and in a case of cleaning of a second optical connector provided with a housing having a different shape from a shape of a housing of the first optical connector, the outer guide part retracts and the inner guide part is exposed toward the second optical connector, so that an outer peripheral portion of the inner guide part guides the head with respect to a ferrule endface of the second optical connector.