| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | clavichord | Asia | Less commonly known and used compared to other traditional Asian musical instruments like the guzheng or erhu | 1 |
| 2 | clavichord | East Asia | Less commonly known compared to traditional Chinese and Japanese musical instruments | 1 |
| 3 | riding unicycle | East Asia | Rarely seen and not as widely recognized, often considered a novelty or quirky skill rather than a mainstream form of entertainment. | 1 |
| 4 | spondylolisthesis | East Asia | Less commonly known and treated spinal condition compared to other spinal issues | 1 |