Scenario | System price per 1 kW (yen/kW) | Solar cell module conversion efficiency (%) | Subside per 1 kW | ||
National government | Prefecture | Municipality | |||
1 | 466,000 | 12 | × | × | × |
2 | 466,000 | 12 | ○ | × | ○ |
3 | 466,000 | 12 | ○ | ○ | ○ |
4 | 466,000 | 15 | × | × | × |
5 | 466,000 | 15 | ○ | × | ○ |
6 | 466,000 | 15 | ○ | ○ | ○ |
7 | 466,000 | 16 | × | × | × |
8 | 466,000 | 16 | ○ | × | ○ |
9 | 466,000 | 16 | ○ | ○ | ○ |
10 | 410,000 | 12 | × | × | × |
11 | 410,000 | 12 | ○ | × | ○ |
12 | 410,000 | 12 | ○ | ○ | ○ |
13 | 410,000 | 15 | × | × | × |
14 | 410,000 | 15 | ○ | × | ○ |
15 | 410,000 | 15 | ○ | ○ | ○ |
16 | 410,000 | 16 | × | × | × |
17 | 410,000 | 16 | ○ | × | ○ |
18 | 410,000 | 16 | ○ | ○ | ○ |