To provide a cleaner capable of cleaning a leader head part of a gutter from the ground surface to avoid danger of cleaning the leader head part of a connecting part of a horizontal gutter and a vertical gutter at an elevated spot by ascending a roof or ascending a ladder.

For cleaning refuse such as fallen leaves clogged in the leader head part of the connecting part of the horizontal gutter and the vertical gutter, a devised bar A is inserted into the leader head part, and a person operates the bar A from the ground surface, and removes the refuse by laterally rotating or vertically moving the devised bar A.