Abstract: A biotechnology toilet provided with a decomposing process device and a non-flush toilet bowl attached to a toilet bowl attachment plate that covers the toilet bowl opening of the decomposing process device, in which: the conveying blades are disposed at both ends of the rotation shaft; a circumferential stirring member that stirs an organic waste and a sawdust in a circumferential direction is fastened to each of the rotation shaft between the conveying blade and the internal side face of the process tank; two drive mechanisms are provided on an outer side face of the process tank, the two rotation shafts are driven and rotated by the respective drive mechanisms connected one by one to the respective rotation shafts; the two drive mechanisms are controlled by a single control device of the decomposing process device via different control circuits.