To provide a packed cleaning agent and its manufacturing method designed in such a way that the packed cleaning agent can be easily manufactured, solid soap not completely consumed but left can be easily re-packed, a person can carry it without contaminating a pocket, for example, and the entire soap is completely consumed to its final tip.

A feature in constitution consists in a bag 11 of which material is a soft sheet raw material and sealed in such a way that all the bag or up to its midway part can be peeled off from one side edge to its opposing side end stores either solid or semi-solid cleaning agent 20 entirely close contacted with the inner surface of the bag 11. The bags contain a plurality of cleaning agents connected in separable manner or the cleaning agents formed with folding grooves in advance. Cleaning agent 20 held in its liquid state is filled in the bag 11. It can be manufactured by applying a seal to the liquid to make a sealed state of the bag and it is automatically solidified there. When the segment where it can be sealed in such a way that it can be peeled off is pushed twice while pressing more strongly than that of its first time, it can be sealed in such a way the bag can be peeled off up to the midway part.