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Chu is the pinyin romanization of several different Chinese surnames, which including 楚 Chǔ, 儲/储 Chǔ, 褚 Chǔ, 觸/触 Chù, etc. In the Wade–Giles romanization system, Chu is also a transliteration for 朱 (Zhu in Hanyu Pinyin), also can refer to several Chinese family names. In Hong Kong, Macau, this is also the spelling for the surname 朱. In Taiwan, the last name Chu is also used to refer to 朱 (Zhu in pinyin), 曲 (Qu in pinyin), 祝 (Zhù in Pinyin), etc.