| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | barbershop quartet | Japan | Less common and less well-known, with a smaller presence in popular music culture compared to the United States and Canada. | 1 |
| 2 | barbershop quartet | Japan | Less common and less familiar style of vocal performance, not widely recognized or mainstream | 1 |
| 3 | barbershop quartet | Japan | Barbershop quartets are relatively unknown and not a mainstream musical form, with a preference for other vocal ensembles and styles. | 1 |
| 4 | barbershop quartet | Japan | Barbershop quartets are not widely known and are not a popular form of vocal music in these countries. | 1 |
| 5 | barbershop quartet | Japan | Less commonly known, and not as strongly associated with cultural traditions or community events | 1 |