This chapter contains from Sects. 3.1 to 3.5. Section 3.1 describes firstly the definition of drones and recent trends. The important functions of the search and rescue flying robot are also generally described. And, Sect. 3.1 consists of an overview of R&D technologies of flying robot in Tough Robotics Challenge and a technical and general discussion about a future prospective of flying robot including the real disaster survey and technical issues. Namely, drones or unmanned aerial vehicles (UAVs) should be going to real and bio-inspired flying robot.