We propose a small biped entertainment robot proto-type, Sony Dream Robot (SDR) that realizes the Motion Entertainment and the Communication Entertainment. SDR-4X is the latest proto-type model which remains a small humanoid type robot and is expanding its capabilities of adaptability in home environment. New technologies are as follows. The first is newly developed small robot actuators named ISA-4, the second is Real-time Integrated Adaptive Motion Control. The third is a motion creating software system which enables to create SDR's attractive motion performance. Speech synthesis and singing voice production are also developed for communication entertainment applications. Biography: Mr. Ishida graduated from the graduate school of Waseda University in 1974 and joined the Sony Corporation after the graduation. From 1976 to 1977 he was a visiting researcher at the Artificial Intelligence Laboratory at Stanford University. In 1973, he developed the world-first humanoid robot Wabot-1 at the Waseda Universtiy and from 1997 he started to develop the Sony small humanoid robot at the Digital Creatures Laboratory, Sony Corporation. Since 2001, he has been the general manager of the Entertainment Robots Company, Sony Corporation. Mr. Ishida is members of The Robotics Society of Japan (RSJ), The Japan Society of Mechanical Engineers and. The Society of Instrument and Control Engineers