| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | clean energy | Japan | Public transportation powered by clean energy technology is highly prioritized | 1 |
| 2 | energy independence | Japan | Considered in the context of reducing reliance on fossil fuels and promoting renewable energy sources | 1 |
| 3 | energy production | Japan | Heavy reliance on imported energy sources due to limited domestic resources | 1 |
| 4 | energy usage | Japan | Efforts to reduce energy usage due to limited domestic energy resources and dependency on imports. | 1 |
| 5 | sustainable energy | Japan | Integration of offshore wind farms and innovative energy technologies is a key part of their sustainable energy approach. | 1 |