Generate the design of a house with a construction system that allows it to be built on water, ensuring stability and buoyancy. The structure should be surrounded by functional boats that facilitate the transportation of the inhabitants. The architecture of the house must be minimalist, featuring clean and simple lines, with an emphasis on materials like concrete and wood. The predominant colors should be the natural tones of concrete and wood, creating a harmonious and contemporary aesthetic that stands out in the aquatic environment.