Abstract
In this study, I considered new design method of the participatory design which I applied Co-designing as a future design in a modern complicated action. First, it's sharing the scene of the action and could approach a request for essential as a reason it's to be able to reduced for using Itotsumugizu with a difference of the interpretation by sharing the on-site interpretation of the designer to the person concerned. Second, it could approach the proper solution by the sharing idea plan of the design from there.