| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | haystacks | Japan | Not a commonly known or important concept due to urbanization and lack of large-scale agriculture | 1 |
| 2 | kingpin | Japan | In these countries, 'kingpin' may be associated with a leader or influential figure in industries such as entertainment, business, or politics. | 1 |
| 3 | kingpin | Japan | In the context of organized crime, the notion of a single 'kingpin' may not be as prevalent, with more decentralized and covert structures being common. | 1 |
| 4 | rickets | Japan | Less commonly known due to high consumption of vitamin D-rich fish and cultural emphasis on outdoor activities | 1 |