鉄瓶 - CAST IRON TEAPOT
Tetsubin (鉄瓶) are Japanese cast iron pots having a pouring spout, a lid, and a handle crossing over the top, used for boiling and pouring hot water for drinking purposes, such as for making tea.

Tetsubin are often elaborately decorated with relief designs on the outside. They range widely in size, and many have unusual shapes, making them popular with collectors.
Tetsubin can be found in many colors with various designs and patterns that has symbols depicting each of the four seasons for good luck.