苏州码子

sū zhōu mǎ zisuzhoumazi

1. Suzhou numerals, i.e. the ten numerals 〡,〢,〣,〤,〥,〦,〧,〨,〩,〸 nowadays mainly used in traditional trades such as Chinese medicine
2. also called 草碼|草码[cao3 ma3]

Study it in Yanamino