OHMUGA (Oceanic Hydrodynamics siMulation by Unstructured Grid Algorithm) Fluid Dynamics Inc. offers   CFD (Computational Fluid Dynamics) softwares or computation services for research or design of marine and ship hydrodynamics problems with very complicated geometries and motions (ship, underwater vehicles, offshore structure, water or wind turbine, etc.), and brings  insights to customers' complex design challenges through robust, fast, and accurate simulations (general introduction by a movie).