To provide an oral cavity cleaning tool that uses together a sponge and a brush excellent in absorption of dirt, and that is especially easy to exchange a sponge.

An oral cavity cleaning tool 1 for cleaning the oral cavity includes a rod-like member 10 having a grip which a user grips, a brush body 12 implanted on the edge of the rod-like member in a one-way direction or multi-direction, and a sponge body 13 having a nearly flat friction surface extending toward the bristle tip direction of the brush body. The rod-like member 10 includes a sponge holding mechanism for detachably holding the sponge body 13.