A Shih Tzu (UK: /ˌʃiːˈtsuː/, US: /ˈʃiːˌtsuː/; Chinese: 西施犬; pinyin: Xī Shī quǎn literally 'Xi Shi dog', also spelled Shittsu) is a toy dog breed, weighing from 4 to 7.25 kilograms (9–16 lb) when fully grown. The breed was developed in China. The typical fine, straight, and silky Shih Tzu coat has also been listed by many popular dog information websites as being hypoallergenic. A Shih Tzu (UK: /ˌʃiːˈtsuː/, US: /ˈʃiːˌtsuː/; Chinese: 西施犬; pinyin: Xī Shī quǎn literally 'Xi Shi dog', also spelled Shittsu) is a toy dog breed, weighing from 4 to 7.25 kilograms (9–16 lb) when fully grown. The breed was developed in China. The typical fine, straight, and silky Shih Tzu coat has also been listed by many popular dog information websites as being hypoallergenic. In comparison with many other breeds, Shih Tzu do not shed to the same degree, only losing small amounts when bathed or brushed. Japanese Chin.