To obtain a material for Sasadango, which is added to a wrapping material for the Sasadango, gives the Sasadango having the so-called good stiffness, good touch and good elasticity, inhibits the fermentation of the wrapping material during the production of the wrapping material, and always responds to the demand of consumers over the year.

This method for producing the material for Sasadango comprises a process for reaping the leaves 1 of Synurus pungens Kitam. cultured in a field and then washing a prescribed amount of the reaped Synurus pungens Kitam. with water, a process for boiling the Synurus pungens Kitam. in a cooker at a prescribed temperature for a prescribed time until the stem portions of the Synurus pungens Kitam. can be pressed and crushed with hand fingers, a process for dehydrating the boiled Synurus pungens Kitam. and then removing the large stem portions of the Synurus pungens Kitam., a water-cooling process for packing the treated Synurus pungens Kitam. in a bag (a) to prevent the discoloration of the Synurus pungens Kitam. and the propagation of various bacteria, and a process for freezing and storing the cooled Synurus pungens Kitam.