Also known as a Tetsubin or Nambu Tekki teapot.
Material:
Made from cast iron, often with a stainless steel infuser.
Capacity:
Available in various sizes, commonly around 0.6 to 0.9 liters (suitable for 2-3 cups).
Features:
Known for durability, excellent heat retention, and a traditional Japanese aesthetic, often with a hobnail pattern.
Care:
Requires specific care to prevent rust, such as not leaving water inside for prolonged periods and using sencha tea leaves for cleaning.