
1) Type of container
Found on
https://www.crosswordclues.com/clue/chaki

Chaki (茶器) is a Japanese term that literally means `tea implement.` In the vocabulary of Japanese tea ceremony, it broadly means (1) any implement used in the practice of chanoyu, and more narrowly means (2) the caddy for the powdered green tea (matcha) used in the tea-making procedures, although usually this implies (3) the caddies used in .....
Found on
http://en.wikipedia.org/wiki/Chaki

container of matcha for usucha
Found on
http://www.encyclo.co.uk/local/22430
No exact match found.