Kusansui stepping stones

Quick answer：

Kusansui stepping stones refer to the stepping stones found in traditional Japanese gardens, which mimic the appearance of a dry landscape, or 'kare-sansui'. These stones are placed in a way that suggests a flowing river or a sea, often with raked pebbles to represent waves or water currents. They are a key element in creating the sense of tranquility and simplicity that is characteristic of Japanese garden design.