Fujitsu developed the first platform in the HOAP series called HOAP 1. Running on RT-Linux, it contains internal sensors and motors for easy expansion. It can also be bought.
Fujitsu developed the second platform in the HOAP series called HOAP 2. It is equipped with Humanoid Movement-Generation System for movement range, and contains neural networks.
Fujitsu developed the third platform in the HOAP series called HOAP 3. It has an astounding range of state-of-the art features, and runs on RT-Linux and Intel Pentium M processor.