Ku is a name of Japanese origin that is commonly used for both boys and girls. It is a short and simple name, consisting of only two letters, but holds a deep and meaningful significance. In Japanese culture, the name Ku can represent concepts such as sky, emptiness, or void, symbolizing a sense of vastness and openness. People with the name Ku are often seen as gentle, imaginative, and thought-provoking individuals who value peace and harmony in their relationships. Overall, Ku is a unique and distinctive name that carries with it a sense of beauty and tranquility.