Last name origins & meanings:
- Chinese and Korean: variant of Cho.
- Japanese(Jō): ‘castle’. The same character is also
pronounced Shiro. A noble family in Echigo (now Niigata
prefecture) named Jō was descended from the Taira
clan. Another name pronounced similarly, written with the character
meaning ‘emotion’, is found in Okinawa.
(Jó): nickname from jó ‘good’.
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