Shiboridashi
From Teapedia

Shiboridashi (Source: http://www.tokoname.or.jp/)

Shiboridashi inside (Source: http://www.tokoname.or.jp/)
Shiboridashi is a Japanese tea pot used for green tea like Sencha and Gyokuro.
Shiboridashi is a Japanese tea pot used for green tea like Sencha and Gyokuro.