To enable water removing working capable of efficiently removing a large quantity of stagnant water in a wide range such as a soccer ground and a baseball ground without coming into contact with water in a tireless posture in all seasons.

An edge of a grip rod 6 is attached to a rectangular pressurizing body 5, a hanging piece 3 is rotatably provided on a both-side plate 4, a sponge roller 1 is rotatably arranged on a shaft supported on both the hanging pieces 3, the edge of the grip board 6 is attached to a rectangular top board 9, a rectangular water retaining body 8 is provided on a lower face of the top board 9, frames 14 and 14 are attached to both side faces of the top board 9, wheels 15 and 15 are provided on the edge of each frame 14 and 14 or a roller 16 is rotatably arranged between the edges of the frames 14 and 14, and both of a container 11 with a cover 12 having a plurality of holes 13, 13... and the water retaining tool 17 of a size capable of being stored in the container 11 in which a grip 10 is attached to the lower face of the top board 9 and a water retaining body 8 is provided on the lower face of the top board 9 are provided.