Summarize the characteristics of Japanese Karesansui

Quick answer：

Karesansui, or 'dry landscape' in Japanese, is a Zen rock garden design that emphasizes simplicity and minimalism. It typically features carefully arranged rocks, raked sand, and sometimes moss or gravel, representing mountains, rivers, and islands. The key characteristics include the absence of water, the use of natural materials, and an emphasis on the viewer's interpretation and meditation.