| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | enriched uranium | Japan | Used for nuclear energy production | 1 |
| 2 | uranium 235 | Japan | Strictly regulated due to concerns about nuclear proliferation and safety | 1 |
| 3 | uranium enrichment for nuclear power | Japan | Uranium enrichment is essential for maintaining nuclear power plants and meeting energy needs. | 1 |
| 4 | uranium mining | Japan | Controversial and low-acceptance due to historical events like Hiroshima and Fukushima | 1 |