| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | portable digital audio recorder | Japan | Portable digital audio recorders are widely popular in Japan for capturing high-quality audio, field recordings, and sound design. | 9 |
| 2 | portable digital audio recorder | United States | Portable digital audio recorders are commonly used by journalists and podcasters in the US for recording interviews and podcasts. | 4 |