Sweet bamboo - Kanchiku

…The wood is hard and easy to split into small pieces, so it is used extensively to make tea whisks and confectionery containers. Bamboo shoots have a good taste, which is why they are also called sweet bamboo. There are also many horticultural varieties.

*Some of the terminology explanations that mention "Amatake" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…材はかたく細割りしやすいので，茶筅や菓子の容器つくりに重用される。たけのこは甘竹（かんちく）の異名をもつように味がよい。園芸品種も多くある。…

※「甘竹」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報