The Japanese word “tsumu” inspired the name of Disney’s stackable Tsum Tsum plush toys.
“Tsumu” means “to stack” in Japanese. The repeated name reflects the basic play and display idea: the compact plush toys can be placed one on top of another. Their rounded, elongated bodies were designed to make stacking practical as well as visually appealing.
Tsum Tsum characters include figures from Disney and Pixar stories, but the name does not refer to a particular character or film. It describes the format and the action associated with the products. This is why the same term applies across a large collection of different characters.
The word is sometimes incorrectly linked to “kawaii,” a general Japanese term for cuteness, or “neko,” meaning cat. Those words may describe aspects of the toys, but “tsumu” is the linguistic source of the brand name.