森: Flourishing, prosperous. The meaning of flourishing, when used in a person's name, aids in the vitality and vigor of life. It is a character that embodies happiness and nobility.

屿: To become an islet, a craggy hill, or a towering rock. — From "A Record of the Small Stone Pond West of the Small Hill" by Liu Zongyuan of the Tang Dynasty. For a person's name, it is often beneficial for wealth.