1. One of the key stones mentioned in Tsukiyamateizōden (zenpen). It is supposed to be placed at the drain of a pond.
2. A standing stone placed on the shore near a bridge.
3. A stone or stones placed around the drain hole of a sink in a crouching basin arrangement or a veranda basin facility.
Japanese Garden Dictionary: A Glossary for Japanese Gardens and Their History
(C) 2010 by Ono Kenkichi and Walter Edwards. All rights reserved.
