fresh-water container (tea ceremony)
In the Japanese tea ceremony, a vessel used to hold fresh water for refilling the kettle and rinsing tea bowls.
In the tea ceremony, you use the mizutsugi to add water to the kettle.
Rinse the tea bowl with water from the mizutsugi.
Compound of 水 (mizu, 'water') and 注ぎ (tsugi, the continuative form of 注ぐ, 'to pour'). The spelling and meaning are transparent.