Xu Collection, Middle Volume Radical: Leather (gé) Da Kangxi strokes: 22 Page 1392, Entry 13 Sea of Scripts (Pianhai): The same as ta. Correct Meaning (Zhengzitong): Originally written as the form da. Also, the term da refers to the group from the northwest of the Khitan region, a tribe originating from a branch of the Shatuo people.