| Country | District (no. of included cities) | No. of occurrence points |
|---|---|---|
| China | Guangxi (3) | 3 |
| Guizhou (5) | 7 | |
| Shaanxi (3) | 6 | |
| Shanghai (1) | 3 | |
| Anhui (7) | 15 | |
| Jangxi (7) | 18 | |
| Jiangsu (8) | 13 | |
| Zhejiang (7) | 15 | |
| Chongqing (1) | 10 | |
| Fujian (5) | 7 | |
| Henan (2) | 2 | |
| Hunan (5) | 8 | |
| Hubei (8) | 18 | |
| Japan | Kyushu (9) | 41 |
| Kansai (7) | 103 | |
| Chugoku (6) | 27 | |
| Kanto (2) | 39 | |
| Shikoku (4) | 48 | |
| Chubu (7) | 33 | |
| Korea | Busan (1) | 12 |
| Kyeongnam (2) | 3 | |
| Cheonnam (1) | 1 | |
| Total | 22 (101) | 432 |