Blog entry 17th Dec. 2008 ADEYTO presents the Japanese designed and manufactured ultralight one-man helicopter. The total empty weight of this helicopter is only 155 lbs. World's smallest co-axial helicopter invented by Gennai Yanagisawa, C.E.O of Gen Corporation http://www.gen-corp.jp/ can be bought for US $ 35,000. Controlling the GEN H-4 is very easy.If you wanted to go forward, you would pull the control bar toward you. If you want to go to the right, you would move it to left, and want to go left, move it to right. Of course you can reverse the helicopter. you only have to push it forward. The rise and descent are controlled by the throttle. If you push the throttle lever, GEN H-4 goes up, you let it, GEN H-4 goes down. If you wanted to turn to the right or left, you would push yaw-control-switch by right hand. Driving both sets of rotors are the four GEN 125 engines. Boasting a TBO of 500 hours, it is a lightweight 2stroke 10hp boxer twin with chrome cylinders and fully supported crankshafts. Each engine is equipped with its independent ignition, carburetors, starter and centrifugal clutches, the possibility of a total engine failure is very low, but in the unlikely case of an engine failure a stopped engine will not load the other engines making continued flight possible. For those looking for maximum safety, provisions for a ballistic parachute has been provided. You can buy a self-assembly kit from GEN CORPORATION fax +81(263)26-0757 E-mail aviation@gen-corp.jp This documentary belongs to a series called "ADEYTO -visual diary-" that began due to the fact that ADEYTO is to busy to actually write a diary entry.