There are several models of Zojirushi water boilers that are made in Japan. The most popular models are the CD-WCC30/40/50 and the CV-DCC40/50. These models are made with stainless steel inner pots and have a capacity of 3 to 5 liters. They come with a variety of features, such as a keep warm function, a safety auto shut-off, and a removable power cord.