To provide a portable hand washing soap made by forming a solid hand washing soap into a soap of a creamy, semi-paste state and putting the soap in a creamy, semi-paste state into a squeeze container.

A solid hand washing soap, a material made by pulverizing a tree into a powder thereof, bleaching and drying the same, a material made by pulverizing a substance covering an external part of a hen's egg into a powder thereof, a vegetable oil and fresh water are stirred while heating to form a soap in a semi-paste state. The soap is put, in a semi-paste state, into a squeeze container and is used as a portable hand washing soap.