遐: "Xia'er, Xia'guan." These terms, deeply rooted in Chinese culture, evoke a sense of distant horizons and broad perspectives. "Xia'er" suggests the vastness and remoteness, while "Xia'guan" implies a far-reaching and comprehensive view, both embodying the profound Chinese appreciation for the expansive and inclusive nature of the world.

川: The river flows ceaselessly. The character (字) is vast and potent, capable of triumphing over all things. It is the character of supreme fortune.