Hangzhou numerals
From Just Solve the File Format Problem
Hangzhou numerals are used exclusively by shopkeepers in some asian countries (China, Japan, etc) to write down prices.
Unicode
| 〡 | 〢 | 〣 | 〤 | 〥 | 〦 | 〧 | 〨 | 〩 | 〸 (十) | 〹 (卄) | 〺 (卅) |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 20 | 30 |
